Pronunciation: (kôr'ur, kōr'-), [key]
1. a person or thing that cores.
2. a knife or other instrument for coring apples, pears, etc.
3. a device having a hollow cylindrical drill or tube, used for taking samples of earth, rock, etc., from below the surface of the ground or ocean bottom.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.