courteous 2023.03.13 courteousとは 意味・定義・例文 Adjective 形容詞 カ〜ティぁス US /ˈkɜrtiəs/ UK /ˈkɜːtiəs/ 1. polite and showing respect for other people, especially in social situation 礼儀正しく I found the hotel staff particularly courteous.