/ Dictionary / Index I insomuch: Meaning and Definition of Find definitions for: in•so•much Pronunciation: (in"su-much', -sō-), [key] — adv. to such an extent or degree; so (usually fol. by that). inasmuch (usually fol. by as). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: insomuch (Thesaurus) insomnolence insouciance Related Content Daily Word Quiz: designate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language