酢酸 は英語でacetic acid 英語の定義 酢酸 1. n. acetic acid その他の翻訳と定義 acetic acid acetic acid 1. n. (organic compound) A clear colourless organic acid, CH3COOH, formed by the oxidation of ethanol; it is used as a solvent and has very many industrial applications; it is the major acidic component of ウィクショナリーから辞書引用辞書