rhinoplastyPronunciation: /ˈrʌɪnə(ʊ)ˌplasti/Definition of rhinoplasty noun (plural rhinoplasties) [mass noun] Medicine plastic surgery performed on the nose: rhinoplasty to straighten the nose [count noun]:the operation was more costly than a simple rhinoplastyDerivatives rhinoplastic adjective rhinoplasty in other Oxford dictionaries Definition of rhinoplasty in the US English dictionary