opéra comiquePronunciation: /ˌɒp(ə)rə kɒˈmiːk, ɔpeʀa kɔmik/Definition of opéra comique noun an opera (usually in French) on a light-hearted theme, with spoken dialogue. Origin:Frenchopéra comique in other Oxford dictionaries Definition of opéra comique in the US English dictionary