harsh or corrosive in tone; "an acerbic tone piercing otherwise flowery prose"; "a barrage of acid comments"; "her acrid remarks make her many enemies"; "bitter words"; "blistering criticism"; "caustic jokes about political assassination, talk-show hosts and medical ethics"; "a sulfurous denunciation"; "a vitriolic critique" 日/英 »
【上位】 (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight 2つ以上の元素や成分が、明確な重量比で化学的結合を起こして生成される物質。
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【下位】 a nitrate used in making photographic emulsions; also used in medicine as a cautery and as a topical antibacterial agent 写真の乳化剤を作るのに用いられる硝酸塩。また焼灼薬や局所抗菌薬として用いられる。
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