/ Dictionary / Index E expiscate: Meaning and Definition of Find definitions for: ex•pis•cate Pronunciation: (ek'spu-skāt", ek-spis'kāt), [key] — -cat•ed, -cat•ing. to find out by thorough and detailed investigation; discover through scrupulous examination. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. expiry explain Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language