much-improved Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. 1 greatly increased in value; 12. much better Example Sentence He thought of a much-improved method of doing the job. Spelled with a hyphen. Synonyms much better; greatly enhanced; upgraded Antonyms worsened Hear It! Say It! Write It! much-improved Switch to cursive Start Share with your friends: