ぎゃくせいせっけん 逆性石鹸 LinksSentence search for 逆性石鹸Sentence search for ぎゃくせいせっけんSentence search for 逆性石鹼Kanji details for 逆, 性, 石 and 鹸Edit in JMdict Noun1. cationic soap; invert soap; positive soapOther forms逆性石鹼 【ぎゃくせいせっけん】Notes逆性石鹼: Out-dated kanji or kanji usage. Discussions Log in to talk about this word.