/ Dictionary / Index T testification: Meaning and Definition of Find definitions for: tes•ti•fi•ca•tion Pronunciation: (tes"tu-fi-kā'shun), [key] — n. the act of testifying or giving testimony. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. testiculate testify Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language