Breadcrumb Home > Dictionary > Index I impassive: Meaning and Definition of Find definitions for: im•pas•sive Pronunciation: (im-pas'iv), [key] — adj. without emotion; apathetic; unmoved. calm; serene. unconscious; insensible. not subject to suffering. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: impassive (Thesaurus) impassioned impaste TrendingHere are the facts and trivia that people are buzzing about. Animal Group Terminology Largest Countries in the World (by Area) Current Events This Week: January 2023 State Abbreviations Dinosaur Fossils (By U.S. State!) The Chinese Zodiac ✖ Related Content Daily Word Quiz: criticaster Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language