/ Dictionary / Index T tithable: Meaning and Definition of Find definitions for: tith•a•ble Pronunciation: (tī'u-bul), [key] — adj. subject to the payment of tithes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tit for tat tithe 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