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Dental Terminology
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Graduate
04/15/2009

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Term
Pulp
Definition
Living Portion of the Tooth
Term
Pulp Chamber
Definition
Hollow Portion of Tooth That Houses pulp
Term
Trauma
Definition
chemical or mechanical injury
Term
Vital
Definition
Alive
Term
Enamel
Definition
Hardest Calcified structure in body, covers crown
Term
Sulcus
Definition
V Shaped Linear Depression; between tooth and free gingiva or occlusal Surfaces
Term
Groove
Definition
A linear Channel or Sulcus on Surface of a tooth
Term
Cingulum
Definition
The Bulk of enamel on the cervical portion at the lingual of anteriors
Term
Cervical
Definition
Refers to Junction between Crown and Root
Term
Tissue
Definition
Mass of specialized cells similar in structure and function
Term
Root
Definition
2/3 height of the tooth embedded in bone
Term
Bifurcated
Definition
having two roots (mandibular molars)
Term
Crown
Definition
1/3 the height of the tooth visible portion of the tooth covered with enamel
Term
Apex
Definition
Tip Of the Root
Term
Cementoblasts
Definition
Cells that form cementum, produced by periodontal membrane
Term
Apical Foramen
Definition
Opening tip of the root- allows passage of nerves and blood vessels
Term
Cementum
Definition
Thin bone like covering on roof of tooth
Term
Trifurcated
Definition
Having 3 roots maxillary molars
Term
Dentin
Definition
Bulk of the Tooth covered by enamel
Term
Degeneration
Definition
Normal aging process of pulp
Term
Ridge
Definition
Area of alveolar bone that holds teeth
Term
Periodontium
Definition
Supporting structure of teeth, gingiva alveolar process periodontal membrane
Term
Odontoblasts
Definition
Cells that form dentin, produced by pulp
Term
Contact Point
Definition
Where proximal surfaces touch
Term
Interproximal
Definition
Between the teeth
Term
Palatal Vault
Definition
Dome-like roof of the mouth
Term
Colloid
Definition
A translucent, gelatinous substance used for Dental impressions
Term
Aliginate
Definition
Primary impression material from salts of alginic acid (irreversable)
Term
Model
Definition
Positive reproduction of the hard and soft tissues of the mouth, usually of stone or plaster
Term
Tuberosity
Definition
Projection of bone that serves a purpose
Term
Modification
Definition
A change or alteration for better fot, adjustment
Term
Evaluate
Definition
TO rate or judge for accuracy
Term
Opposing Arch
Definition
The teeth or jaw that occludes with the jaw being prepared
Term
Evacuation
Definition
To remove by suction; oral fluids, aspiration
Term
Primary Impression
Definition
First reproduction of the hard and soft tissues of the mouth
Term
Acrylic Resin
Definition
A transparent thermosetting plastic mode with acrylic acid
Term
Curing
Definition
The setting of certain materials to a permanent state
Term
Silicone
Definition
A rubber base material that is less tacky used for final impressions
Term
Polysulfide
Definition
A rubber base material a pungent order, used for final impressions
Term
Adhesive
Definition
A luting agent to hold two materials together
Term
Double Mix
Definition
In dentistry the use of two consistencies
Term
Irreversible Colloid
Definition
Unable to return to original state
Term
Reversible Colloid
Definition
A final impression material gel like when heated, returning to a semi solid when cooled
Term
Vibrate
Definition
In Dentistry, to shake or quiver to remove air bubbles from plaster or stone
Term
Gypsum
Definition
Plaster of Paris
Term
Reproduction
Definition
A copy, likeness.
Term
Preliminary Impression
Definition
Firtst negative reproduction for preporation of customized tray
Term
Base
Definition
the principal substance of a mixture
Term
Catalyst
Definition
Substance (enzyme) that begins a chemical reaction
Term
Distort
Definition
To twist, bend, or srink out of shape
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