ec·sta·sy ˈekstəsē/ noun noun: ecstasy; plural noun: ecstasies; noun: Ecstasy 1. an overwhelming feeling of great happiness or joyful excitement. "there was a look of ecstasy on his face" synonyms: rapture, bliss, elation, euphoria, transports, rhapsodies; More joy, jubilation, exultation "the ecstasy of loving him" antonyms: misery 2. an emotional or religious frenzy or trancelike state, originally one involving an experience of mystic self-transcendence.All Rights Reserved