Pronunciation (US) IPA (key): /ˈmæstɚˌpis/ (UK) IPA (key): /ˈmɑːstəˌpiːs/ Audio (US)(file) Noun Singular masterpiece Plural masterpieces A masterpiece is a work of outstanding creativity, skill or workmanship.Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads