Breadcrumb Home > Dictionary > Index I invariable: Meaning and Definition of Find definitions for: in•var•i•a•ble Pronunciation: (in-vâr'ē-u-bul), [key] — adj. not variable; not changing or capable of being changed; static or constant. —n. something that is invariable; a constant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: invariable (Thesaurus) Invar invariant TrendingHere are the facts and trivia that people are buzzing about. The Book of Philippians: Summary Current Events This Week: May 2023 Preamble of the United Nations Charter Queen Victoria Books of the Bible: New Testament Books in Order The 88 Recognized Constellations ✖ Related Content Daily Word Quiz: foison Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language