baseplate

A temporary form representing the base of a denture and used for making maxillomandibular (jaw) relation records, arranging artificial teeth, or facilitating trial placement in the mouth.

1. A metal plate used to distribute a nonuniform load.
2. A metal plate on which a column rests.
3. A metal plate used as a foundation for heavy machinery; a bed plate.

1. The portion of an artificial denture in contact with the jaw.
2. A temporary form representing the base of a denture and used to help establish jaw relationships and the arrangement of teeth.