/ Dictionary / Index A attainture: Meaning and Definition of Find definitions for: at•tain•ture Pronunciation: (u-tān'chur), [key] — n. Obs. attainder. imputation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. attaint Attalid Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language