
epistle ɪˈpɪs(ə)l/ a letter. "activists firing off angry epistles" synonyms: letter, missive, communication, written message, written communication, dispatch, report, bulletin, note, line; More a poem or other literary work in the form of a letter or series of letters. a book of the New Testament in the form of a letter from an Apostle. noun: Epistle; plural noun: Epistles "St Paul's Epistle to the Romans"(CC) Attrib. NonComm. ShareAlike