Dental Laboratories Glossary
105 terms total — 9 showing — Last updated 15 Sep 2026
Implant Abutment Torque
The rotational force, measured in Newton-centimetres, applied when tightening an abutment screw onto a dental implant to achieve proper seating and prevent loosening.
substructure
The underlying supportive framework of a fixed or implant-supported restoration, typically fabricated from metal or zirc...
superstructure
The prosthetic component that attaches to or overlies an implant abutment or substructure, constituting the visible, fun...
surveyor
A dental laboratory instrument used to determine the path of insertion of a removable partial denture and to identify un...
tissue stop
A small acrylic or wax extension on a custom impression tray that contacts the mucosal surface to maintain a uniform, co...
transfer impression
An impression taken to record and transfer the precise three-dimensional position of implant components, teeth, or prost...
Vertical Dimension of Rest
The postural face height when the mandible is in its natural rest position, with the teeth slightly apart; used as a ref...
wax-up
A diagnostic or working model in which dental wax is sculpted over a cast to simulate the planned contours of a restorat...
working cast
The accurately poured stone or plaster model of a patient's prepared teeth upon which a laboratory technician directly f...
zirconia
A high-strength ceramic material (zirconium dioxide) widely used in dental laboratories for milling full-contour crowns,...