/ Dictionary / Index I immitigable: Meaning and Definition of Find definitions for: im•mit•i•ga•ble Pronunciation: (i-mit'i-gu-bul), [key] — adj. not mitigable; not to be mitigated. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. immiscible immittance Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language