a part Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition phrase. 1 a portion or division of a whole; 2 an actor's portrayal of someone in a play Example Sentence The game was missing a part. Synonyms piece; portion; allotment Antonyms whole Hear It! Say It! Write It! a part Switch to cursive Start Share with your friends: