/ Dictionary / Index N nucleolar: Meaning and Definition of Find definitions for: nu•cle•o•lar Pronunciation: (n-klē'u-lur, ny-, n"klē-ō'-, ny"-), [key] — adj. Cell Biol. of, pertaining to, or forming a nucleolus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nucleoid nucleolated Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language