involuntary 2022.12.06 involuntaryとは 意味・定義・例文 Adjective 形容詞 1. done without will; without conscious thought 無意識の, 自発的な, 故意ではない Hiccups are involuntary contractions of the diaphragm. 2. done against someone’s will or wishes; compulsory 不本意の, 強制的な