Pronunciation: (kru-mat'u-fôr", -fōr", krō'mu-tu-), [key]
1. Zool.a cell containing pigment, esp. one that through contraction and expansion produces a temporary color, as in cuttlefishes.
2. Bot.one of the colored plastids in plant cells.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.