completion 2023.03.13 completionとは 意味・定義・例文 Noun 名詞 カムプリーしゃン US /kəmˈpliʃən/ UK /kəmˈpliːʃᵊn/ 1. the act or process of completing, or the condition of being completed 完成, 完了, 終了 This building is near completion.