Grade 6 instrument Get Printable Handwriting (in-stru-ment) 3 syllables Rhymes Learn It! Spelling Test Definition noun. 1 an article intended for use in work; something used to achieve an end 2 a device used to produce musical tones or sounds Example Sentence The doctor used a surgical instrument. OR He plays a musical instrument. Synonyms tool; implement; device Antonyms hand Rhymes Three Syllable Rhymes (1) instrument Share with your friends: