Dictionary
ex•tra•nu•cle•ar
Pronunciation: (ek"stru-nOO'klē-ur, -nyOO'- or, by metathesis, -kyu-lur). [key]—
adj. Cell Biol.
pertaining to or affecting the parts of a cell outside the nucleus.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.