amplifies Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. makes something louder or stronger. Example Sentence The microphone amplifies the speaker's voice. More Example Sentences She amplifies her voice to be heard. Synonyms increases; enhances; boosts Antonyms reduces; decreases; weakens Hear It! Say It! Write It! amplifies Switch to cursive Start Share with your friends: