Prosthodontics Definitions

The quality of a removable dental prosthesis to be firm, steady, or constant, to resist displacement by functional horizontal or

A record base lined with a material to improve its fit and adaptation to the underlying supporting tissues.

A metal prefabricated impression tray typically available in various sizes and used principally for preliminary impressions (GPT8).

The articulation of the condylar process of the mandible and the intra-articular disc with the mandibular fossa of the squamous

That motion of a rigid body in which a straight line passing through any two points always remains parallel to

The motion of a body at any instant when all points within the body are moving at the same velocity

An imaginary line around which the mandible may rotate within the sagittal plane (GPT8); Also called the ‘hinge axis’ previously.

A preliminary arrangement of denture teeth that has been prepared for placement into the patient’s mouth to evaluate aesthetics and

The process of placing a trial denture in the patient’s mouth for evaluation (GPT8). It is also referred to as

The length of the face when the mandible is in the rest position (GPT8).

The length of the face when the teeth are in contact in MIP (maximal intercuspation).

The length of the face when the teeth are in contact in maximal intercuspal position (maximal intercuspation).

A surgical procedure designed to restore alveolar ridge height by lowering muscles attaching to the buccal, labial, and lingual aspects

An imaginary line across the posterior part of the palate marking the division between the movable and immovable tissues of

The contouring of a wax pattern or the wax base of a trial denture into the desired form (GPT1).