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