/ Dictionary / Index I inobservance: Meaning and Definition of Find definitions for: in•ob•serv•ance Pronunciation: (in"ub-zûr'vuns), [key] — n. lack of attention; inattention; heedlessness: drowsy inobservance. failure to observe a custom, rule, law, or the like; nonobservance: inobservance of the Sabbath. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Ino inobtrusive 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