epistles Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. 1.a letter esp. one having a formal subject or tone; 2 cap. one of the letters from apostles to early Christians Example Sentence He red the epistles out loud. Synonyms letter; note; letter; writing; message Antonyms informal talk Hear It! Say It! Write It! epistles Switch to cursive Start Share with your friends: