/ Dictionary / Index T trib.: Meaning and Definition of Find definitions for: trib. Pronunciation: [key] tributary. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. triazole tribade Related Content Daily Word Quiz: longevity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language