/ Dictionary / Index I intranuclear: Meaning and Definition of Find definitions for: in•tra•nu•cle•ar Pronunciation: (in"tru-n'klē-ur, -ny'- or, by metathesis, -kyu-lur), [key] — adj. existing or taking place within a nucleus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. intrant intraocular Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language