core (redirected from corer)

core (kôr)

n.

1. The central or innermost part.

2. The part of a nuclear reactor where fission occurs.

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core,

n the central part. A section of a mold, usually of plaster, made over assembled parts of a dental restoration or construction to record and maintain the relationships of the parts so that the parts can be reassembled in their original positions. Also called a
laboratory core.

core, amalgam,

n the foundational replacement of the badly mutilated crown of a tooth whose purpose is to provide a rigid base for retention of a cast crown restoration. The core may be retained by undercuts, slots, pins, or the pulp chamber of an endodontically treated tooth.

core, cast,

n a metal casting, usually with a post in the canal or a root, designed to retain an artificial crown.

core, composite,

n a composite resin buildup to provide retention for a cast crown restoration.

core, laboratory,

a section of a mold, usually of plaster, made over assembled parts of a dental restoration or construction to record and maintain the relationships of the parts so that the parts can be reassembled in their original positions.