Diagnostic Cast: Plaster or stone model of teeth and adjoining tissues; also referred to as study model.

Diastema: A space, such as one between two adjacent teeth in the same dental arch.

Direct Restoration: A restoration fabricated inside the mouth.

Displaced Tooth: A partial evulsion of a tooth - may be mesial, distal, facial, lingual or incisal.

Distal: Toward the back of the dental arch (or away from the midline),

Enamel: Hard calcified tissue covering dentin of the crown of tooth.

Endodontist: A dental specialist who limits his/her practice to treating disease and injuries of the pulp and associated periradicular conditions.

Equilibration: Reshaping of the occlusal surfaces of teeth to create harmonious contact relationships between the upper and lower teeth; also known as occlusal adjustment.

Evaluation:

• Periodic Oral Evaluation - An evaluation performed on a patient of record to determine any changes in the patients dental and medical health status since a previous comprehensive or periodic evaluation. This may require interpretation of information acquired through additional diagnostic procedures.  Report additional diagnostic procedures separately.
• Limited Oral Evaluation - problem focused - An evaluation limited to a specific oral health problem.  This may require interpretation of information acquired through additional diagnostic procedures. Definitive procedures may be required on the same date as the evaluation.

Facial: The surface of a tooth directed toward the face (including the buccal and labial surfaces) and opposite the lingual surface. Facial surface equals buccal surface in the posterior or the labial in the anterior

Filling: A lay term used for the restoring of lost tooth structure by using materials such as metal, alloy, plastic or porcelain.

Fixed Partial Denture: A fixed partial denture is a prosthetic replacement of one or more missing teeth cemented or attached to the abutment teeth or implant abutments adjacent to the space.

Gingivitis: Inflammation of gingival tissue without loss of connective tissue.

Graft: A piece of tissue or alloplastic material placed in contact with tissue to repair a defect or supplement a deficiency;

• Allogenic Graft - Having cell types that are antigenetically distinct from patient's cell type (usually freeze dried and/or irradiated)
• Autogenous Graft - Taken from one part of a patient's body and transferred to another
• Homologous Graft - A graft transplanted from a donor of the same species.