Third-person singular simple present indicative form of core

plural of core

(mathematics) The dual of a ring.

simple past tense and past participle of core

present participle of core

The production of a core by means of drilling

(obsolete) A body of individuals; an assemblage.

(historical units of measure) Alternative form of cor: a former Hebrew and Phoenician unit of volume.

(automotive, machinery, aviation, marine) A deposit paid by the purchaser of a rebuilt part, to be refunded on return of a used, rebuildable part, or the returned rebuildable part itself.

To remove the core of an apple or other fruit. / To cut or drill through the core of (something). / To extract a sample with a drill.