annunciate v. + Add to list UK //ɐnˈʌnsɪˌeɪt// an·nun·ci·ate Formal SynonymsEtymology Synonyms announceforetellharbingerheraldOriginLATannūntiāre→LA-MED-→ENannunciate From annunciātus, Medieval Latin alternative spelling of annuntiātus, past participle of Latin annūntiāre. Doublet of announce.