/ Dictionary / Index T triune: Meaning and Definition of Find definitions for: tri•une Pronunciation: (trī'yn), [key] — adj. three in one; constituting a trinity in unity, as the Godhead. —n. (cap.) the Trinity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: triune (Thesaurus) triumvirate triunitarian Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language