adverb 2023.03.13 adverbとは 意味・定義・例文 Noun 名詞 あドヴぁ〜ブ US /ˈædvərb/ UK /ˈædvɜːb/ 1. a word or phrase that tells you when, where, why, or how something happens 副詞 Adverbs can perform a wide range of functions.