/ Dictionary / Index I inviable: Meaning and Definition of Find definitions for: in•vi•a•ble Pronunciation: (in-vī'u-bul), [key] — adj. Biol. (of an organism) incapable of sustaining its own life. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. inveterate invidious Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language