/ Dictionary / Index I internuncial: Meaning and Definition of Find definitions for: in•ter•nun•cial Pronunciation: (in"tur-nun'shul), [key] — adj. serving to announce or connect. (of a nerve cell or a chain of nerve cells) serving to connect nerve fibers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. internship internuncio Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language