/ Dictionary / Index O obrogation: Meaning and Definition of Find definitions for: ob•ro•ga•tion Pronunciation: (ob"ru-gā'shun), [key] — n. Civ. Law. the annulment or alteration of a law by the enactment of a new one. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. OBrit obs. Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language