Pronunciation (UK) IPA (key): /ˈɒp.ər.ə/ or /ˈɒp.rə/ (US) IPA (key): /ˈɑ.pər.ə/ or /ˈɑ.prə/ Audio (US)(file) Noun Singular opera Plural operas (countable) An opera is a story told by actors singing instead of speaking, along with an orchestra. The couple dressed up to go hear their favorite opera at the theatre. Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads