| 1-9 |
| 6 year molar |
Another name for your first molar |
| A |
|
| abscess |
A local infection. A Severe decay, periodontal disease, or trauma arecausative factors. It is characterized by swelling and pain. If an abscessruptures, it will be accompanied by sudden relief from pain due to areduction in sure. A foul taste may also be noticed |
| abutment |
Teeth on either side of a gap that support a fixed orremovable bridge |
| acrylic |
A plastic used to false teeth, retainers, and other dental products. Dentalacrylic has been tested and thought to be perfectly safe. |
| acrylic resin |
The plastic widely used in dentistry to makedentures |
| active eruption |
The emergence of the tooth from its position in the jaw |
| adhesion |
The sticking together of unlike substance |
| adjustment |
A modification made upon a dental after it has been completed andinserted into the mouth |
| aerobic bacteria |
Bacteria which grow in oxygen rich environments; in the oral cavity thebacteria are found outside the sulcu |
| afferent |
Nerves that carry sensory messages toward the brain |
| agar |
A gelatin like substance obtained from seaweed; used in impression materials |
| air abrasion |
A drill-free technique that blasts the tooth surface with air and anabrasive. This can be used to remove tooth decay, old composite restorationsand superficial stains and discolorations, and prepare a tooth surface forbonding or sealants |
| alginate |
An impression material used by dentists for making stone models |
| alveolar bone |
The bone surrounding the root of the tooth; loss of this bone is typicallyassociated with severe periodontal disease |
| alveolar crest |
The highest portion of alveolar bone |
| alveolar eminence |
Outline of the root on the facet portion of the bone |
| alveolar process |
The portion of the mandible or maxilla that surrounds the root of a tooth |
| alveolectomy |
An operation where portions of the alveolar bone are removed |
| alveolus |
A opening in your jaw-bone in which a tooth is attached. |
| alveolus |
The bony socket in which the root of the tooth sits |
| amalgam |
A common filling material used to repair cavities. The material, also knownas \“silver fillings,\“ contains mercury in combination with silver, tin,copper and sometimes zinc |
| amalgam fillings |
Amalgam fillings are made of a combination of metals including silver, tin,copper and mercury. The advantage of using amalgam is that it\’s extremelydurable and able to withstand the grinding and chewing of the molar teethover long periods of time |
| anaerobic bacteria |
Bacteria that do not need oxygen to grow; they are generally associated withperiodontal disease |
| anatomical crown |
The portion of the tooth that is covered with enamel |
| anatomy |
1)The arangement of the bones in your skeletn2)The study of the arrangement of the bones in your skeleton. |
| anesthesia |
A type of medication that results in partial or complete elimination of painsensation; numbing a tooth is an example of local anesthesia; generalanesthesia produces partial or complete unconsciousness |
| anesthetic |
A drug which a doctor or dentist uses to put you, your mouth, or some otherpart of your body asleep so you do not feel any pain during dental ormedical procedures. |
| anniversary year |
Begins on the day of the month that the patients\‘ insurance became effective |
| anodontia |
The developmental absence of teeth |
| anomaly |
A deviation from the normal or expected outcome |
| antagonist |
A structure that opposes or counteracts another structure |
| anterior |
An adjective used to describe things pertaining to your your Centrals,laterals and cuspids (your front teeth). |
| anterior teeth |
Your centrals, laterals, and cuspids. These are the teeth in the front ofyour mouth |
| antibiotic |
Substance produced by or derived from bacteria which is able to inhibit orkill other bacteria |
| antimicrobial |
Destroying or inhibiting the growth of bacteria |
| antiseptic |
A chemical agent which can be applied to living tissues to destroy germs. |
| ANUG |
Acute Necrotizing Ulcerative Gingivitis. An acute, painful conditioncharacterized by severe gingival redness, spontaneous bleeding, foul breathand pain |
| apex |
The very bottom of the root of your tooth |
| apical foramen |
The opening at the end of the root of a tooth through which the toothreceives its nerve and blood supply |
| apicoectomy |
A Root End Surgery formerly known as \“apicoectomy\“, is an endodonticsurgical procedure whereby a tooth\’s root tip is removed, a root end cavityis prepared and filled with a biocompatible material. An apicoectomy may beneeded when an infection develops or persists after root canal treatment orretreatment |
| apposition |
The laying down of, or addition of |
| arch |
Collectively, either the teeth or the basal bone of either jaw. |
| arch |
A curvature; both the maxillary and mandibular ridge form a horseshoe shapedarch |
| armamentarium |
A general term for the dental chairs, lights and equipment used by yourdentist or orthodontist. |
| articulating paper |
Carbon paper; placed between the upper and lower teeth to mark contact |
| articulator |
A special holder for models of your teeth. The articulator holds the modelsin the same alignment as your jaw so the orthodontist can look carefully atyour bite. |
| asepsis |
The avoidance of potentially pathogenic microorganism. In practice,it refersto those techniques which aims to exclude all microorganisms. |
| aspiration |
Removal of fluids from your mouth with an aspirator. |
| aspirator |
A tube like a straw which the dentist puts in your mouth to suck up all thesaliva. |
| assignment of benefits |
A clause in an insurance policy that allows the insured person to direct thecarrier\’s payment to the dentist |
| asymmetry/ symmetry |
To be esthetic, tooth Size, shape and gum contour should be as close toidentical from one side of the mouth to the other. Ideally, the incisaledges of your teeth should follow the contour of the upper lip |
| attachment level |
A numerical measure of the amount of attachment of the periodontal ligamentto a tooth; the number is generally determined by combining a pocket depthmeasurement with a measurement of gingival recession. Attachment level isconsidered one of the most important measures of periodontal diseaseprogress or treatment succes |
| attrition |
Wear of teeth due to activities such as chewing |
| attrition |
The wearing away of tooth structure through normal use (ie. chewing, biting,etc.) |
| axon |
The process that carries impulses away from the cell body of a nerve |
| B |
|
| back teeth |
See POSTERIOR TEETH |
| benefit year |
Generally begins on the month of the year that the employer purchased theplan |
| bicuspids |
Or having two cusps. The first and second bicuspids; they are the fourth andfifth teeth from the center of the mouth, respectively. These are the backteeth that are used for chewing |
| bifurcation |
Having two branches, or dividing into two parts |
| bilateral |
Both sides |
| biomechanics |
The relationship between the force you apply to living tissue such as teethand gums and and how the tissue moves and changes |
| birthday rule |
Applies when a child is covered under both parent\’s plans; the plan of theparent who\’s birthday (month and day, not year) falls earlier in thecalendar year is billed first (in cases of divorce or separation, otherfactors pertain) |
| bite |
Relationship of the upper and lower teeth upon closure (occlusion) |
| biteplane |
A removable appliance made of acrylic designed to open a deep bite. |
| bite-wing |
A single X-ray that shows teeth (from crown to about the level of thesupporting bone) in a select area on the same film |
| bleaching |
Chemical or laser treatment of natural teeth that uses peroxide to producethe whitening effect |
| bolus |
Chewed up mass of food and saliva |
| bonding |
Dental bonding is a procedure in which a tooth-colored resin material (adurable plastic material) is applied and hardened with a special light,which ultimately \“bonds\“ the material to the tooth to restore or improveperson\’s smile |
| braces |
Devices (bands, wires, ceramic appliances) put in place by orthodontists togradually reposition teeth to a more favorable alignment |
| bridge |
Stationary dental (appliance) fixed to teeth adjacent to a space;replaces one or more missing teeth, cemented or bonded to supporting teethor implants adjacent to the space. Also called a fixed partial denture |
| brushing your teeth |
Brush at least twice a day – after breakfast and before bedtime. If you can,brush after lunch or after sweet snacks. Brushing properly breaks downplaque. Brush all of your teeth, not just the front ones. Spend some time onthe teeth along the sides and in the back. Brush away from your gums. |
| bruxism |
Clenching or grinding of your teeth especially at night. |
| bruxism tmj |
Bruxism is the medical term for grinding, gnashing or clenching your teeth.The condition affects both children and adults |
| buccal |
The tooth surface which is next to your cheeks. Usually only posterior teethtouch your cheeks, so people usually use the term \“buccal\“ only when talkingabout your back teeth. |
| buccinator muscle |
The cheek muscle |
| C |
|
| calcification |
The process of hardening through the deposition of lime salts |
| calculus |
A hard deposit that forms when you do not brush your teeth so the plaquehardens. Calculus is also known as tartar. |
| canal |
The narrow chamber inside the root of a tooth that contains nerve tissue andblood vessels |
| canine |
The third tooth from the middle of the jaw. There are totally 4 of them. They are the longest teeth in human. |
| canine occlusion |
Occlusion is how your teeth come together when you close your jaw. YourOcclusion is influenced by three primary components: (1) teeth, (2) nervesand muscles, and (3) bones. Another factor, which can affect the way yourteeth come together, is your posture |
| canines |
See CUSPIDS; so named because the correspond to the long teeth of a dog |
| Canker sore |
An ulceration with yellow base and red border inmouth. It can be caused by trauma or herpes simplex virus. |
| capitation plan |
A plan whereby the dentist is contracted with the administrator to providedental services to persons covered under the program in return for paymenton a per-capita basis |
| caries |
Another name for a cavities (tooth decay) |
| caries |
Medical term for decay; caused by decalcification of the enamel anddisintegration of the dentin by acid producing bacteria |
| cariogenic |
Or decay-causin |
| carrier |
The party (usually an insurance company) that pays claims and collectspremiums |
| carryover |
If the deductible was paid last year, the next year (or quarter, Jan., Feb.and March) they do not have to pay the deductible again |
| cast |
Reproduction of the mouth in stone or plaster |
| cavity |
A small hole in one of your teeth caused by tooth decay. |
| cement |
A dental material used to seal inlays, onlays, and crowns; also used forpupal protection |
| cementation |
The process of \“glue\“ the appliance/ on the associated area. |
| cementum |
A bony substance covering the root of a tooth. |
| cementum |
Makes up the dull yellow outer surface of the roots |
| central |
The two upper and two lower teeth in the very center of your mouth. |
| centric occlusion |
The relationship of the occlusal surfaces of one arch to those in theopposing arch at physical rest position |
| centric relation |
The relationship of the maxillary arch to the mandibular arch when thecondyle is in its most retracted position |
| cervical |
Pertaining to the neck of a tooth |
| cervix |
The neck of the tooth; the area where the crown joins the root or the enameljoins the cementum |
| cheek pouch |
The area of the mouth inside the cheek |
| chemotherapeutic |
An agent of a chemical nature which exerts an antimicrobial effect |
| chlorhexidine |
An anti-microbial agent. It is available in many forms such as gels andrinses. It is an effective agent in controlling gum diseases. |
| cingulum |
A raised area on the lingual surface of anterior teeth |
| clasp |
A metal arm extends from a removable partial denture. It helps to hold on tonatural tooth structure and thus provide anchorage for the denture. |
| class 1 malocclusion |
Malocclusion where your bite is OK (your top teeth line up with your bottomteeth) but your teeth are crooked, crowded or turned |
| class 2 malocclusion |
A Malocclusion where your upper teeth stick out past your lower teeth. Thisis also called an \“overbite\“ or \“buck teeth |
| class 3 malocclusion |
A Malocclusion where your lower teeth stick out past your upper teeth. Thisis also called an \“underbite\“ |
| cleaning |
See PROPHYLAXIS |
| cleft palate |
An opening in the palate |
| clinical crown |
That portion of the tooth visible in the mouth, extending from the occlusalor incisal edge to the crest of the free gingiva |
| closed bite |
A malocclusion where your upper teeth cover your lower teeth when you bitedown. This is also called a \“deep bite.\“ |
| closed panel |
A plan where the covered patient only receives benefits if the services areprovided by a dentist contracted with the plan\’s administrator |
| col |
A \“V-shaped depression in the facial-lingual interdental papilla locatedcervically to the contact area of the tooth |
| cold sore |
An ulcer or blister on lip. A form of herpes simplex. |
| communition |
Crushing or grinding to a powder |
| complete series |
See FULL-MOUTH X-RAYS |
| composite |
The material traditionally used for bonded restorations. It is made from anadmixture of various glass particles in a polymerized gel-like matrix. Thismaterial is generally applied to etched enamel and primed dentin. It is thenpolymerized with a curing light, a visible blue light which activates acatalyst in the composite and causes it to harden almost instantly. |
| composite filling |
Tooth-colored restorative material. The word \“composite\“ refers to themixture of filler particles in a liquid resin. Commonly, the resin used isBIS-GMA (bis-gammamethylmetacrylate). Filler particles are added to alterthe color and wear characteristics. Common filler particles are silica,aluminum, zinc, tin, copper and iron |
| concave |
Curving inward away from the viewer |
| contact area |
That portion of the proximal surface of a tooth that touches the adjacenttooth |
| convex |
Curving outward toward the viewer |
| cosmetic dentistry |
Aesthetic improvement of the color and shape of teeth performed by a generaldentist |
| crest |
A prominence or ridge |
| cross contamination |
Passing bacteria, viruses or AIDS indirectly from one patient to anotherthrough the use of improper sterilization procedures, unclean instruments,or \“recycling\“ of orthodontic products. |
| Cross-bite |
An abnormal bite relationship of upper and lower jaw. The lower teeth/toothalign toward the check/ lip side more than the upper teeth/tooth. |
| crown |
A dental crown is a tooth-shaped \“cap\“ that is placed over a tooth –covering the tooth to restore its shape and size, strength, and/or toimprove its appearance |
| crown inclination |
A tooth movement in which the root of the tooth is tipped toward cheeks(lips) or toward the lingual (palate) of the mouth. |
| curettage |
The surgical scraping of bacteria from soft tissue. This is a periodontalprocedure and is usually performed one quadrant at a time |
| cuspal |
The chewing or tearing points of the cuspids, bicuspids, and molars. |
| cuspid |
The pointy teeth just behind the laterals. These teeth have one cuspal (orpoint). Cuspids are also called canines. |
| cusps |
Elevated points on the chewing surfaces of back teeth (posterior teeth) |
| custom tray |
An individual tray; custom made to fit a patient\’s mouth |
| D |
|
| debridement |
Treatment of a bacterial infection by removing irritants (bacteria,calculus) from the periodontal pocket so as to allow healing of adjacenttissues |
| decalcification |
The loss of calcium from your teeth. This weakens your teeth and makes themmore succeptable to decay |
| decay |
The problem is caused by sticky deposits called plaque that collect, inparticular, around the gum line, the edges of fillings and the groovedsurfaces of the teeth.Plaque is made up of food debris, saliva and thebacteria that are normally present in the mouth, and convert food intoacids.If plaque is allowed to collect over time it will harden into asubstance called tartar. Both tartar and plaque contain acids which, overtime, can dissolve away the protective, hard enamel coating of the tooth,and create holes, or cavities. |
| deciduous teeth |
Baby teeth; teeth that exfoliate or shed. see PRIMARY TEETH |
| deductible |
The amount paid by the patient before the carrier begins benefit payments |
| deep bite |
Excessive overbite; closed bite. |
| deglutition |
Swallowing |
| demineralization |
Loss of mineral from tooth enamel just below the surface in a cariouslesion; usually appearing as a white area on the tooth surface |
| dendrite |
The process that conducts impulses toward the cell body of a nerve |
| dental implants |
A dental implant is essentially a substitute for a natural root and commonlyit is screw or cylinder shaped. Each implant is placed into a socketcarefully drilled at the precise location of the intended tooth. If animplant has a screw-thread on its outer surface it can be screwed intoposition and if it does not, it is usually tapped into place. The main aimduring installation of any implant is to achieve immediate close contactwith the surrounding bone. This creates an initial stability, which overtime is steadily enhanced by further growth o |
| dental maintenanceorganization (d.m.o.) |
A legal entity that accepts the responsibility of providing services at afixed price |
| dental resin |
A dental material applied to the tooth which is used in cases of severedentinal hypersensitivity; usually not used unless all other treatmentattempts have failed |
| dental varnish |
A hypersensitivity treatment which sometimes contains sodium fluoride;applied to the tooth surface, covering the outer surface of dentin and thusblocking transmission of stimuli to the pulp |
| dentin |
The calcium part of a tooth below the enamel containing the pulp chamber androot canals. |
| dentin |
The hard, yellowish tissue underlying the enamel and cementum; it makes upthe major bulk of the tooth |
| dentinal tubules |
Microscopic canals that run from the outside of the dentin to the nerveinside the tooth |
| dentistry |
A branch of medicine that involves diagnosis, prevention, and treatment ofany disease concern about teeth, oral cavity, and associated structures. |
| dentition |
The arrangement of the teeth. |
| denture |
A synthetic replacment for all of your teeth in either your upper or yourlower jaw. |
| denture (Immediate/complete/partial) (overdenture, temporary) |
An artificial object to replace missing teeth and their neighboringstructures. There are many different types of denture to satisfy differenttreatment requirements and patient preferences. |
| denture fixative |
Denture fixatives can be purchased in three different forms:- pastes liquidsand powder. Complete dentures depend for their retention upon being anexcellent fit. Experience indicates that however well a denture may fitthere are many patients who gain extra security and confidence from the useof a denture fixative. The choice of a particular type depends very much onpersonal preference. It is wise therefore to experiment and choose the mosteffective product. Fixatives are particularly useful with an immediatedenture or after an addition has been made to a partial denture, as thetissues shrink upon healing and the dentures will become loose. |
| dentures |
Dentures are a made by the dentist to replace the teeth in yourmouth, indeed usually all or most of the teeth in your mouth. Also, thematerials used to create dentures have changed dramatically. We now useplastic materials, porcelain and plastic teeth that look and chew likenatural teeth to make dentures |
| desensitization |
A procedure to reduce the sensitivity of teeth. |
| desensitization |
The blocking of painful stimuli which cause dentinal hypersensitivity |
| desiccate |
To make dry; to remove all moisture |
| desquamation |
A peeling of gingival tissue; in cases of desquamative gingivitis, thetissues may appear smooth and shiny, with patches of bright red and gray.Surface tissue may peel away, exposing a raw, bleeding, painful surface |
| developmental depression |
A concavity in a surface that formed while the tooth was developing |
| diagnosis |
The process of identifying the nature of a disorder. |
| diagnostic |
Procedures performed by the dentist to identify what\’s going on in the mouth |
| diastema |
A space between the teeth |
| dilaceration |
An abnormal tooth that where both the crown and the root are twisted |
| diphyodont |
Having two successive sets of teeth |
| direct contamination |
Direct contact with impurities or germs. (for example by a Patient sneezingon the assistant.) |
| direct contamination |
Direct contact with impurities or germs |
| disinfectant |
A chemical agent which is applied onto inanimate surfaces, for examplechairs, to destroy germs |
| disinfection |
A cleaning process which destroys of most microorganism, but not highlyresistant forms such as bacterial and mycotic spores or the AIDS virus. |
| disposable materials |
Materials intended for one use and discarded. (e.g.: Gloves, paper gowns,cotton rolls, sponges, etc.) |
| distal |
Behind towards the back of the mouth. For example you might say that thefirst bicuspid is distal to the cuspid. |
| distal |
The surface of the tooth farthest from the midline of the dental arch |
| divergent |
Spread |
| drift |
Unwanted movement of teeth. |
| dry socket |
Dry socket — painful condition following a tooth extraction caused by ablood clot that does not properly fill the empty socket, leaving the boneunderneath exposed to air and food |
| E |
|
|
Swelling resulting from fluid accumulation in gingival tissues |
| edentulous |
Someone is said to be edentulous whene all of their teeth are missing fromeither their upper or lower jaw. |
| edentulous |
Having no teeth |
| efferent |
The nerves that carry motor messages away from the brain |
| embrasure |
The space between two teeth created by the sloping away of the mesial anddistal surfaces |
| eminence |
A prominence |
| empress |
Type of porcelain crown and porcelain veneer/laminate. The advantage Empressis that it blends very nicely with the surrounding teeth; it is veryesthetic |
| enamel |
The hard, white shiny surface of the crown; composed of 95% calciumhydroxyapatite |
| endodontics (endo) |
The treatment of diseases or injuries that affect the root tip or nerve ofthe tooth |
| endodontist (endo) |
A dentist who specializes in root canals and the treatment of diseases orinjuries that affect the root tips or nerves in your teeth. |
| erosion |
The dissolution of tooth structure due to the presence of gastric juices orcitrus. Erosion seldom occurs alone; it is often accompanied by attrition orabrasion (or both) to varying degrees. Acidic foods, such as citrus fruitsand juices should be avoid in patients with signs of erosion |
| erupt, eruption |
When a new tooth comes in, the tooth is said to erupt when the tooth breaksthrough the surface of your gums, so you can see the tooth in your mouth. |
| eruption |
The process of the tooth appearing in the mouth. |
| eruption |
The moving of the tooth occlusally |
| excision |
The action of cutting something off. |
| exclusion |
Services not covered by a dental plan |
| exfoliate |
To fall out. (Your Deciduous teeth exfoliate and permanent teeth erupt intothe space.) |
| exfoliate |
To shed |
| explorer |
A probe used to detect cavity growth |
| external |
On the outer surface |
| extraction |
The removal of teeth |
| extraoral |
Outside of your mouth. For example, neck pads are sait to be extra oralproducts since they go outside of your mouth. |
| extrusion |
Tooth movement in the direction of eruption. Natural extrusion: teeth growuntil there is contact with another tooth. Mechanical extrusion: to pull theteeth so that it extends farther out of your gums. |
| F |
|
| facial |
The surface next to the face; the outer surface of a tooth resting againstthe cheeks or lips |
| fee schedule |
A set amount paid by the insurance company regardless of the doctor\’s fee |
| filling |
A restoration places on a tooth to restore its function and appearance. |
| filtrum |
The dimple or indentation under the nose directly above the upper lip. |
| first bicuspid |
He teeth just behind the cuspids. These teeth have two cuspals (or points) |
| first molar |
He teeth just behind the second bicuspids. These teeth have a level surfacewith four cuspals. |
| fissure |
Cleft-like grooves in the chewing surface of the back teeth |
| fissure sealants |
One method of preventing cavities from developing in the pits and fissuresis to seal them off with a special varnish called a pit and fissure sealant.If your dentist determines that you need a pit and fissure sealant to helpprotect your teeth from decay, some special steps are taken to prepare theteeth first |
| fistula |
An abnormal passage formed in the gum tissue through which an abscessedtooth drains |
| flared teeth |
A term used to indicate the position of the teeth. The upper teeth areflared lingually (toward the lip). |
| flipper |
A temporary denture to replace missing teeth during the waiting period forlong term treatment. |
| floss |
A thread/tape goes in between teeth for cleaning. |
| flossing |
Flossing is an essential part of the tooth-cleaning process because itremoves plaque from between teeth and at the gumline, where periodontaldisease often begins |
| fluoride |
Topical application of a gel or liquid that prevents decay |
| Fluoride Treatment |
Teeth treat with fluoride agents like gel or rinse. It helps to preventtooth decay. |
| fluorosis |
Discoloration of the enamel due to excessive fluoride absorption (greaterthan one 1 part per million) into the bloodstream, also called enamelmottling |
| foramen |
An opening in bone |
| fornex |
Vault or arch shaped |
| fossa |
A shallow depression on the lingual (tongue) surfaces of some front teeth |
| Framework |
A metal skeleton of a removable partial denture to support the false teethand the plastic attachments. |
| free gingiva |
The marginal part of the gingival (gums) that can be deflected from thetooth surface; it forms a collar around the tooth |
| frenum |
Small pieces of pink colored skin that attach your lips, cheeks and tongueto your mouth. Examples include the piece of skin under your tounge whichsticks out when you pick up your tongue, and the piece of skin which sticksout when you pull out your lips. |
| front teeth |
See ANTERIOR TEETH |
| full mouth x-rays |
X-rays showing all the teeth. Includes 14 periapicals and 4 bitewings, alsoknown as a complete series |
| furcation |
An area where the root divides |
| furrow |
A groove |
| G |
|
| galvanic current |
A current of electricity produced by chemical action between two metalssuspended in liquid |
| gender rule |
When a child is covered under both parent\’s plans, the father\’s plan isbilled first (in cases of divorce or separation other factors must beconsidered) |
| general anesthesia |
Relieves the sensation of pain |
| general dentist |
Primary care provider for patients in all age groups |
| geriatric dentist |
General dentist who primarily treats senior citizens |
| gingiva |
The soft tissue surrounding teeth, also known as the gums |
| gingival crest |
The prominent edge of occlusal or incisal gingiva |
| gingival hypertrophy |
The abnormal enlargement of the gingiva surrounding the teeth caused by poororal hygiene. |
| gingivectomy |
The removal of soft tissue surrounding the tooth; typically used in thetreatment of periodontal disease |
| gingivitis |
The inflammation of your gums caused by improper brushing. The first sign ofperiodontal (gum) disease. |
| goldon proportion |
The guidelines which dentists use in determining the most estheticappearance of a particular tooth (teeth need to maintain a certain height towidth ratio to look their best. |
| groove |
A long, narrow depression |
| gum |
The pink areas around your teeth |
| gum disease |
Gum disease is a bacterial infection that affects the gums and the bone thatsupports the teeth. |
| gutta percha |
Material used in the filling of root canals |
| H |
|
| handpiece |
The instrument used to hold and revolve burs in dental operations |
| heat-sterilizing |
Use of an autoclave or dry-heat sterilizer to kill all potentialdisease-causing agents that remain following patient treatment. Anyinstruments that is not heat stable and cannot tolerate high temperaturesshould be thoroughly cleaned and soaked in disinfectant chemicals |
| hemorrhage |
Bleeding |
| heterodont |
Different types of teeth within the same dentition (ie. incisors, canines,molars) |
| histo-differentiation |
Development into a specialized tissue |
| histology |
The study of tissues |
| homeostasis |
Stop bleeding. |
| homodont |
The presence of only one type of tooth in the dentition |
| hyperplasia |
Over-growth of a part; an increase in the number of cells |
| hypersensitivity |
A sharp, sudden painful reaction in teeth when exposed to hot, cold,chemical, mechanical or osmotic (sweet or salt) stimuli |
| I |
|
| ideal occlusion |
A complete harmonious relationship of the teeth and masticatory system |
| iintraoral |
Inside your mouth |
| immediate denture |
A complete or partial denture made before the natural teeth are extracted |
| impacted tooth |
An unerupted tooth that somehow has gotten stuck and cannot come in. |
| Impaction |
A condition that a tooth is not able to come in normally or stuck underneathanother tooth or bone. |
| impaction |
An unerupted or partially erupted tooth that will not fully erupt into themouth because of an obstruction |
| implant |
A replacement for one of your missing teeth. The implant is different than abridge in that the implant is permenantly attached into your jaw. |
| Impression |
A mold taken by some jelly-like material loaded on a tray.; height: 40px;\“A mold taken by some jelly-like material loaded on a tray. |
| impression tray |
Formed in the general shape of the mouth, used for taking impressions |
| incentive program |
A dental plan where the percentage of benefits increase each year as thepatient receives regular, annual dental care (preventive treatment). If thepatient fails to go to the dentist each year, the percentage drops back towhere it started |
| Incisal |
The cutting edge of front teeth. |
| incisal edge |
The cutting edge, ridge, or surface of anterior teeth |
| incisors |
The central and lateral incisors; the first and second teeth from themidline of the mouth |
| inclination |
The angle of the long axis of a tooth from a particular line of reference;the tilt or tip of a tooth. |
| inlay |
A restoration (usually is gold, composite or ceremics) fabricated in the labcements on tooth like a missing puzzle. It helps to restore the normalfunction and outlook of the tooth. |
| inlay |
A gold, porcelain, or composite custom-made filling cemented into the tooth.If it covers the tips of the teeth, it is called an onlay |
| insertion |
The movable end of a muscle |
| intercuspation |
Interlocking; a cusp-to-fossa relationship of the maxillary to mandibularteeth |
| interdental brushing |
It is important to use dental floss, or interdental brushes, to clean fooddebris and plaque from between your teeth. Brushing on its own will onlyclean around 60% of each tooth\’s surface area.The two main methods ofcleaning in between your teeth (interdental) are by using dental floss (ortape), or an interdental brush.Your dentist or hygienist can show you thecorrect interdental cleaning techniques, and recommend which method is mostsuitable for your needs |
| interocclusal registration |
A wax bite which is used to see how your teeth come together |
| Interproximal |
The space in between two adjacent teeth. |
| interproximal |
The space between two adjacent surfaces |
| interproximal stripping |
Reduction of the enamel of the teeth on both sides of the tooth. Thisprocedure is preformed to create space for crowded teeth. |
| intraoral |
Inside your mouth. For example, orthodontic rubber bands are calledintraoral products since the rubber bands are designed to go in your mouth. |
| intrusion |
Movement of a tooth back into the bone. |
| invagination |
To enclose within |
| invisalign |
The system is a way to move teeth without the use of conventional bracketsand archwires. Basically, a series of clear plastic trays are computerfabricated with each tray gradually shifting the teeth into properalignment. The system works best for minor tooth movements |
| iontophor |
The process of introducing a drug through the dental enamel by use of anelectrical current; often used in the treatment of dentin hypersensitivity |
| irrigation |
The technique of using a solution to wash out your mouth and to flushdebris. |
| J |
|
| jaw |
A common name for the maxilla or mandible |
| L |
|
| labial |
The tooth surface next to your lips or things mounted on the tooth surfacesnext to your lips. |
| laminate veneer |
A porcelain, or composite covering which is bonded to restore discolored, ordamaged teeth |
| lateral |
The teeth just adjacent to the centrals. |
| least cost alternative |
An insurance policy clause that allows the insuring company to pay for theleast expensive treatment |
| lesion |
Any wound or local degeneration |
| lingual |
The tooth surface next to your tongue or things mounted on the toothsurfaces next to your tongue. |
| lingual appliances |
Orthodontic appliance fixed to the inside of your teeth. i.e. Lingualappliances are attached to the part of your teeth next to your tongue. |
| lingual arch |
An orthodontic wire attached from molar to molar in the inside of yourteeth. |
| lingual retainers |
A variation of the lingual arch going from cuspids to cuspid. |
| lobe |
Center of tooth formation |
| local anesthesia |
Relieves the sensation of pain in a localized area |
| M |
|
| malocclusion |
Any deviation from the ideal positioning of the teeth or jaws |
| mamelon |
Small elevations of enamel present on the incisors as they erupt |
| managed care plans |
Plans that restrict the type, level, and frequency of treatment; these planslimit access to care and control the level of service reimbursement (ie.DMO\’s, Capitation plans, and Closed Panel plans) |
| mandible |
Your lower jaw |
| mandibular |
Pertaining to your lower jaw |
| maryland bridge |
A type of Bonded Bridge. Its main difference from conventional bridges is inthe reduced amount of abutment preparation necessary. Only the lingualsurfaces of the abutments are reduced |
| masticate |
To chew your food and mix the food with saliva |
| masticatory system |
The teeth and surrounding structures: jaws, temporomandibular joint,muscles, lips, and tongue |
| maxilla |
Your upper jaw |
| maxillary |
Pertaining to your upper jaw |
| medial |
Relating to the middle or medial plane |
| mental |
Relating to the chin |
| mercury |
A metal, component of amalgam fillings |
| mesial |
Forward or front. For example your cuspid is mesial to you bicuspid. Themesial surface of your bicuspid is the part of the bicuspid closest to yourcuspid. |
| micro abrasion |
A drill-free technique using an instrument resembling a tiny sand blasterthat delivers tiny aluminum oxide particles to the surface of teeth |
| midline |
Imaginary line through the middle of an object which divides it into twoequal parts |
| mixed dentition |
The situation when both deciduous and permanent teeth are present. |
| molar |
The last 3 upper and lower teeth on both side of the mouth. |
| molar |
The first, second and third molars; these are the sixth, seventh and eighthteeth from the center of the mouth, respectively |
| mouthguard |
A device that is used to protect your mouth from injury when you areparticipating in sports. The use of a mouthguard is especially important fororthodontic patients, to prevent injuries. |
| mucosa |
The thin, outer pink or red membrane lining the inside of the oral cavity |
| N |
|
| nasal |
Relating to the nose |
| neoplasm |
A proliferation of cells interfering with surrounding tissues; refers tocancer |
| neuron |
A nerve cell |
| nicotine patches |
Typically worn for 24 hours over several weeks, supplying a steady flow ofnicotine. The main brands include: Habitrol, Nicoderm, Nicotrol and Prostep.Over the course of treatment the amount of nicotine in the patch graduallydecreases. Studies have shown that this method has approximately a 25 %success rate |
| nightguard |
A removable acrylic appliance to minimize the effects of grinding (bruxism)and TMJ associated |
| numerical notation for teeth |
The numerical notation for teeth is an alternate to Palmer\’s notation. Inthis notation, the centrals are designated as 1\’s, the laterals as 2\’s, thecuspids as 3\’s, the first bicuspids as 4\’s, the seond bicuspid\’s as 5\’s,etc. |
| O |
|
| oblique ridge |
A linear elevation that transverses a surface |
| occlude |
To bring together |
| occlusal |
Relating to the biting surface of teeth |
| occlusal equilibration |
Process of refining and perfecting the occlusion |
| occlusal guard |
See NIGHTGUARD |
| occlusal plane |
The imaginary surface on which upper and lower teeth meet |
| occlusal radiograph |
The only x-ray that is taken without a precision(tm) x-ray holder. The x-rayfilm for this procedure is shaped like a large oatmeal cookie. You are askedto bite on the x-ray film and the top of the x-ray machine is positionedover your nose for a maxillary occlusal x-ray or under your chin for amandibular occlusal film. The x- ray shows the whole arch. |
| occlusal trauma |
Results from excessive force placed on a normal dentition, i.e. grinding andclenching of teeth. If left uncontrolled, occlusal trauma may result inrapid attachment loss and bone destruction |
| occlusion |
The relationship of the teeth in a closed position in both the maxillary andmandibular arch |
| onlay |
A laboratory processed restoration made of metal, porcelain or acrylic thatreplaces one or more of cusps of a tooth |
| opaquing |
Covering the metal work of a with a material so that it doesn\’tshow through |
| open bite |
A malocclusion in which the teeth do not close or come together in the frontof your mouth |
| oral |
Pertaining to the mouth. |
| oral and maxillofacialsurgeon |
Treats and surgically corrects diseases, injuries and defects of the mouthand jaws |
| oral cavity |
The mouth |
| oral pathologist |
Examines oral tissues for evidence of suspected abnormalities such as cancer |
| oral surgery (o.s.) |
Surgery of the mouth |
| origin |
The fixed end of a muscle |
| orthodontic removableappliances |
A removable brace – this is sometimes used for correcting a simple problem,such as moving a single tooth or expanding the dental arch. It has a plasticbaseplate with wires and springs attached. Removable braces need to be wornall the time except for cleaning or sport |
| orthodontia |
Braces |
| orthodontic fixed appliances |
A fixed brace – this is the most common type of brace today, often known as\“train tracks\“. Brackets are glued onto the teeth and linked by wires. Smallelastic hoops are often used to hold the wire in position. The wires exertgentle pressure to move the teeth into a new position. The brackets can bemetal, ceramic or even gold and the elastic hoops come in many colours |
| orthodontics |
The treatment preformed to correct your bite and make your smile lookwonderful. |
| orthodontist |
A dentist who has been specially trained to do orthodontics. |
| orthodontist |
Designs and applies corrective and supportive appliances, braces, to realigncrooked teeth |
| osteoblasts |
Cells which aid the growth and development of teeth and bones. |
| osteoclasts |
Cells which help create the sockets in bones. For example osteoclasps createthe openings in your jaw bone to hold your teeth. |
| overbite |
Vertical overlapping of the upper teeth over the lower. |
| overdenture |
An overdenture is a type of denture that is secured by precision dentalattachments. The attachments are placed in tooth roots or dental implants,which have been placed specifically for the overdenture attachment. Types ofoverdentures include bar joint dentures and telescopic dentures |
| overhang |
The portion of filling material that hangs beyond the border of the cavity. |
| overjet |
Horizontal projection of upper teeth beyond the lower. |
| P |
|
| palatal surface |
The surface of the maxillary teeth nearest the palate |
| palate |
Roof of the mouth |
| panoramic Radiograph |
An x-ray film to obtain the wide view of upper and lower jaw and theirassociated structures. |
| panorex |
A single, large x-ray taken outside of the mouth that shows all the teeth onone film |
| partial denture |
A removable appliance that replaces some of the teeth in either the upper orlower jaw |
| passive eruption |
Describes the process by which teeth continue to erupt into the mouth astooth structure is lost to attrition and wear |
| pathogens |
Disease producing organisms that can exist in many different places. (e.g.:Air, dust, counter top surfaces, the body, etc.) |
| pathology |
The study of abnormal (diseased) tissue conditions. |
| pedodontics (pedo) |
The treatment of children\’s teeth |
| pedodontist (pedo) |
A dentist who specializes in the treatment of children\’s teeth. |
| pellicle |
The first step in plaque formation; a clear, thin covering containingproteins and lipids (fats) found in saliva. It is formed within secondsafter a tooth surface is cleaned |
| Perforation |
An opening on a tooth or other oral structure. |
| periapical |
X-ray of individual teeth or groups of teeth. |
| periapical |
An x-ray that shows the whole tooth, also known as a single film or P.A |
| periapical abscess |
Infection of the pulp of the tooth and tissues surrounding the base of thetooth |
| pericoronitis |
Infection of the tissue overlying a partially erupted tooth. Treatmentinvolves keeping this tissue clean and free of bacteria |
| periodontal |
Pertaining to your gums. For example periodontal desiese is gum disease. |
| periodontal charting |
Measures the pocket depth resulting from attachment loss between the gumsand teeth |
| periodontal ligament |
The fibers which suspend the tooth in the bony socket; it is attached at oneend to the cementum, and at the other end to the alveolar bone of the socket |
| periodontal maintenance |
Cleaning of the teeth following periodontal treatment, includes periocharting |
| periodontal pocket |
The pocket that forms when the gums lose attachment from the teeth |
| periodontal probe |
A dental instrument used to measure pocket depth |
| periodontal prophy |
See Periodontal Maintenance |
| periodontal recall |
See Periodontal Maintenance |
| Periodontics |
A specialty of dentistry involves diagnosis, prevention, and treatment ofsupporting unit of teeth. |
| periodontist |
Diagnoses and treats diseases of the tissues supporting and surrounding theteeth, especially periodontal, gum, diseas |
| periodontitis |
A form of periodontal disease affecting adults resulting in destruction ofalveolar bone |
| periodontium |
The structures that surround and support the teeth |
| permanent dentition |
See PERMANENT TEETH |
| permanent teeth |
Adult\’s teeth. The first permanent tooth usually comes in around 6 yearsold. |
| phonetics |
Production of sounds |
| pin |
A piece of \“nail-like\“ metal. It usually is used for better retention of afilling. |
| pit |
A pinpoint depression in the occlusal surface od a tooth |
| plaque |
Is a colorless, odorless, sticky substance containing acids and bacteriathat causes tooth decay. |
| plaster of paris |
Gypsum, used to make models of teeth |
| polish |
A process to make the tooth or filling or other denture smooth and glossy. |
| polishing |
A dental procedure that removes stain, plaque and acquired pellicle by usingan abrasive polishing paste in a rubber cup attached to a slow-speedhandpiece |
| polyphyodont |
Possessing several sets of teeth during a lifespan |
| pontic |
The false tooth in a bridge or denture to replace the missing tooth. |
| porcelain |
A tooth-colored sand like material; much like enamel in appearance |
| porcelain veneer |
Ultra-thin shells of ceramic material bonded to the front of the tooth |
| post |
A big pin which can be made with different materials such as metal orcarbon. Its function usually is to support a big buildup on a tooth. |
| posterior |
An adjective used to describe things pertaining to the back of your mouth oryour back teeth. |
| posterior teeth |
Your bicuspids and molars. These are the teeth in the back of your mouth. |
| postpalatal seal |
An elevation of material on the back (tissue side) of a denture; for thepurpose of sealing the denture |
| ppo |
See PREFERRED PROVIDER ORGANIZATION |
| pre-authorization |
An approval from the particular authority (usually insurance company indentistry) before any action (treatment) is carried out. |
| predetermination |
The doctor notifies the insurance company beforehand of the intendedtreatment and the insurance company estimates the benefits that will bepaid. |
| preferred providerorganization (ppo) |
A plan where the patient can go to any dentist they choose, or they canchoose a preferred dentist and receive discounted fees. These plans arelisted on our system as Preferred and Non Preferred |
| pre-medication |
Medication needs to be taken before treatment. |
| premolar |
The two teeth located in front of the molar. |
| prescription |
A written statement (from a doctor to a pharmacist) regarding the type, theamount and direction of the use of a medication for a patient. In dentistry,prescription can also be a written statement on preparation of an appliancefrom a dentist to a lab technician |
| preventive |
A procedure performed to aid in preventing decay and/ or gum disease |
| primary plan |
When a patient is covered by two insurance plans, the plan that is billedfirst is the primary plan |
| primary teeth |
The first set of teeth which come in. Primary teeth are also called \“babyteeth\“ or deciduous teeth. |
| primate spacing |
The normal spacing between primary anterior teeth |
| procera |
Procera is a type of Porcelain Crown. They are one of the strongestall-porcelain crowns available. Procera\’s framework is computer generated;porcelain is then added to the structure |
| proper occlusion |
A beautiful smile where all of your teeth are straight and your top teethline up with your bottom teet |
| prophy |
See PROPHYLAXIS |
| prophylaxis |
A general meaning to clean the teeth, also known as a prophy |
| prophylaxis/prophy |
The procedure of teeth polishing. It also means the prevention of diseases. |
|
An artificial part to replace missing teeth and their associatedstructures. |
| prosthetics |
A fixed or removable appliance used to replace missing teeth (ie. bridges,partials, and dentures) |
| Prosthodontics |
A specialty of dentistry involves diagnosis, treatment planning, andfabrication of artificial parts to replace missing teeth and theirassociated structures. |
| prosthodontist |
Constructs artificial appliances designed to restore and maintain oralfunction by replacing missing teeth and other oral structures such asdenture |
| proximal |
Refers to the surfaces of teeth that touch the next tooth; the space betweenadjacent teeth is the interproximal space. |
| proximal surface |
The surface of the tooth adjacent to the next tooth; refers to the mesialand distal surfaces |
| public health dentist |
Concerned with the dental health needs of entire communities, and can designand administer large-scale prevention and dental care programs by compilingand analyzing statistic |
| pulp |
The inner most part of a tooth. It contains nerves and blood vessels insidea tooth. |
| pulp canal |
Another name for the pulp chamber |
| pulp chamber |
The very inner part of your tooth containing nerve cells and blood vessels. |
| pulp horn |
The portion of the pulp chamber that extends towards the cusp |
| pulp tissue |
The soft (not calcified) tissue in the pulp chamber; composed of bloodvessels and nerves |
| pulpectomy |
The removal of the whole pulp inside a tooth. |
| pulpotomy |
The removal of the top part of the pulp inside a tooth. |
| Q |
|
| quadrant |
Denotes one of four equal sections in the mouth. The upper right, upperleft, lower right or the lower left |
| quadrants |
The four parts of your mouth, that is the upper left, the upper right, thelower left, and the lower right |
| R |
|
| radiograph |
Another name for an x-ray |
| radiosurgery |
Surgical technique that uses radio waves to produce a pressureless,bloodless incision |
| raphe |
A union of soft tissue |
| rct |
See ROOT CANAL THERAPY |
| rebase |
Process where only the tissue surface of a denture is replaced by newmaterial |
| recall |
The regular checkup and teeth cleaning appointment. |
| recementation |
The process of \“glue\“ the appliance/ back on the associated area. |
| relative value schedule (rvs) |
Procedures are given a point value based upon their degree of difficulty.Each procedure is also assigned a given a dollar amount. The dollar amountis then multiplied by the point value to determine what the insurancecompany will pay |
| resin filling |
See COMPOSITE FILLING |
| resorb |
To dissolve into the tissue |
| restoration |
An item a dentist uses to restore the normal function of a tooth or an areain the mouth. It can be a filling, a crown, a bridge, etc. |
| restorations |
Any replacement for lost tooth structure or teeth (ie. bridges, fillings,crowns and implants) |
| restorative dentistry |
Process of restoring missing, damaged or diseased teeth to normal form andfunction |
| retainer |
A device used for maintaining the position of teeth in the jaw inorthodontic treatment. |
| retainer |
A removable appliance used to maintain teeth in a given position (usuallyworn at night) |
| retreatment |
The process of repeating the root canal treatment. |
| retruded |
A term used when your front teeth are slated lingually (i.e. toward the backof your mouth). |
| ridge |
A linear elevation |
| root |
The part of your tooth in your gums |
| root canal therapy (rct) |
Procedure used to save an abscessed tooth in which the pulp chamber iscleaned out, disinfected, and filled with a permanent filling |
| root canal treatment |
Root canal or endodontic treatment removes infected or damaged tissue frominside a tooth. This tissue, called the pulp, contains nerves and bloodvessels that help nourish the tooth. After the pulp is removed, the pulpchamber and root canals arc cleaned, disinfected, filled and sealed |
| root planing |
The action of cleaning on the root area of teeth. |
| root trunk |
That portion of the root that is not bifurcated or trifurcated |
| rotation |
A movement in which the tooth turned along the long axis of the tooth. |
| rubber dam |
A rubber sheet that fits around teeth. It isolates the treatment area fromthe rest of the oral cavity. |
| rugae |
Elevated folds or wrinkles of soft tissue in the front part of the palate |
| rvs |
See RELATIVE VALUE SCHEDULE |
| S |
|
| sagittal plane |
An imaginary longitudinal vertical plane that divides the mouth into twohalves (left and right. |
| sanitization |
A cleaning process which reduces germs to a \“safe\“ level. |
| scaling |
The action of cleaning of teeth below the gumline. |
| sealant |
A thin layer of plastic-like material covers the grooves and pits on a toothto prevent cavity. |
| second bicuspid |
He teeth just behind the first bicuspids. These teeth also have two cuspals(or points) |
| second molar |
The teeth just behind the first. These teeth also have a level surface withfour cuspals. |
| secondary plan |
When a patient is insured by two plans, the plan that is billed second isthe secondary plan |
| secondary teeth |
Your permenant teeth, i.e. the second group of teeth to come in. |
| sedation |
TThe use of medication to calm down a patient. |
| sedation intravenous |
Your dentist may recommend an intravenous or IV sedation. This is given byinjection, either in the back of your hand or in your arm. The dose willdepend on the amount of treatment needed and the length of time it will taketo complete |
| signature on file |
The insured person signs a form stating that the payments made by thecarrier go to the dentist. This form expires 1 year from the date it issigned |
| single film |
See PERIAPICAL |
| sloughing |
A condition in which the gingival tissue deadens and peels away from theliving tissue |
| snoring devices |
Anti-snoring devices range from the very simple, to the somewhat complex.The majority of devices are available in pharmacies or through direct mail(postal or Internet/e-commerce) |
| socket |
A cavity in the bone, see ALVEOLUS |
| soft palate |
The back 1/3 of the roof of the mouth composed of soft tissue |
| somatic |
Nerves that supply muscles |
| sonicare |
Electric toothbrush. Vibrates at over 31,000 brush strokes per minute. Mostmodels offer a |
| space maintainer |
A gadget used to maintain a space in your mouth. You would use a spacemaintainer when you lose one of your baby teeth. The space maintainer willkeep a space in your mouth until a permenant tooth comes in to fill thespace. |
| spee |
The curve of spee is the curvature of the occlusal plane of the teeth. |
| spillway |
See EMBRASURE |
| splint |
An appliance or a material to prevent movement of a mobile part. |
| stain, extrinsic |
Stain located on the outside of the tooth surface originating from externalsubstances such as tobacco, coffee, tea or food; usually removed bypolishing the teeth with an abrasive prophylaxis paste |
| stain, intrinsic |
Stain originating from the ingestion of certain materials or chemicalsubstances during tooth development, or from the presence of caries. Thisstain is permanent and cannot be removed |
| sterilization |
A process where a medical material is treated to remove all possible germsand other forms of life |
| submucosa |
The layer of tissue under the mucous membrane |
| succedaneous |
A tooth that replaces or succeeds another |
| sulcus |
A broad depression on the chewing surfaces of your back teeth |
| supergingival |
The area above the gingival margin |
| supernumerary teeth |
Extra teeth, in addition to the development of the normal 32 |
| surgical template |
A clear tray used in immediate denture fabrication |
| suture |
A joining of two bones, also stitches |
| T |
|
| tartar |
Another name for calculus |
| teeth whitening |
Tooth whitening is a procedure that lightens teeth and helps to removestains and discoloration. Whitening is among the most popular cosmeticdental procedures because it can significantly improve the appearance ofyour teeth at much less cost and inconvenience than other techniques. Themajority of dentists perform tooth whitening |
| teething |
Baby teeth pushing through gums |
| temporomandibular joint(tmj) |
Temporo (temporal bone), mandibular (lower jaw). This is the connectinghinge between the lower jaw and base of the skull. Also known as T.M.J..T.M.J. treatment is sometimes paid under medical |
| terminal mesial step |
The position of a vertical plane along the distal surfaces when thedeciduous second molars are in Class I position |
| terminal plane |
The distal surfaces of the maxillary and mandibular deciduous second molarsthat are on the same line or plane |
| third molar |
The teeth just behind the second molars. These teeth also have a levelsurface with four cuspals. |
| tipping |
A tooth movement in which the root of the tooth is tipped labially (lip) orlingually (tongue) to correct the angle of the crown of the tooth. |
| tmd |
Temporomandibular disorder; a problem with the joint that connects the lowerjaw with the skull. Typically associated with a pop and pain in the joint |
| tmj |
An abreviation for the \“temporomandibular joint\“ The \“temporomandibularjoint\“ is the joint where your lower jaw connects to your skull. |
| tooth brushes |
Ideal features of a toothbrush Not too large – length of top joint of thumb,Medium texture.Multi Multi-tufted simple straight handle lasts for 6 6-8week |
| tooth extraction |
Having a tooth extracted is the same as having an operation and, because ofthis, you must look after the area to speed healing and to reduce the riskof infection |
| topical |
Applied directly to an infected area for treatment |
| torque |
The rotation of a tooth on the long axis moving the root of the tooth in abuccal or labial direction. |
| torus |
An outgrowth on bone. It usually develops on the roof of the mouth or aroundthe premolar area on the lower jaw. |
| tracing (cephalometric) |
An overlay drawing traced over a cephalometric x-ray that shows specificstructures and landmarks that provided a basis for orthodontic therapy. |
| traction |
The act of drawing or pulling the teeth. |
| translation |
A tooth movement in which the entire tooth moves forward or backward withouttipping or rotating. |
| transverse ridge |
A linear elevation that crosses a surface (usually the occlusal surface) |
| treatment card |
A sheet of paper or special index card used to record your treatmentprogress. |
| triangular ridge |
A linear elevation that forms a triangle |
| trifurcation |
Forked or divided into three parts |
| tubercle |
A small, rounded projection |
| tuberosity |
A large, rounded projection |
| typodont |
A plastic model of a typical mouth, showing the alignment of teeth. Atypodont is used to teaching orthodontic procedure |
| U |
|
| ultrasonic |
The conversion of high frequency electrical current into mechanicalvibrations |
| universal numericalnotation |
The universal numerical notation is an alternative numerical notation forteeth. In this notation, your upper right third molar is designated astooth#1, and then you number each tooth sequentially moving right to leftand down across your mouth. |
| V |
| ventral |
The underside, used when speaking of the tongue; thus the ventral surface ofthe tongue is the underside of the tongue |
| vermilion |
Red |
| virgin teeth |
Teeth that are free from decay or restorations |
| W |
| wax bite |
A procedure to measure how well your teeth come together. You bite a sheetof wax and leave bitemark in the wax. The orthodontist looks at thebitemarks to see how well your teeth are aligned. |
| white fillings |
Most people have fillings of one sort or another in their mouths. Nowadaysfillings are not only functional, but can be natural looking as well. Manypeople don’t want silver fillings that show when they laugh or smile becausethey are more conscious about the way they look. |
| wisdom tooth |
The eighth (also the last tooth) tooth from the middle of the jaw. |
| X |
| xerostomia |
Dry mouth |
| Y |
| Z |
