twenty-three Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. oradjective. the cardinal number that is the sum of twentytwo and one Example Sentence We have twenty-three new chicks in the barn. Synonyms 23; XXIII; one more than twenty-two Antonyms four Hear It! Say It! Write It! twenty-three Switch to cursive Start Share with your friends: