Pronunciation: (ak"ru-sen'trik), [key]
of or pertaining to any chromosome or chromatid whose centromere is closer to one end than to the other, creating two unequal chromosome arms. Cf. acentric (def. 2), metacentric (def. 2), telocentric.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.