はいはん 背反 LinksSentence search for 背反Sentence search for はいはんSentence search for 悖反Kanji details for 背 and 反Edit in JMdict Noun, Suru verb, Intransitive verb1. revolting; rebellion; going againstNoun, Suru verb, Intransitive verb2. contradiction; antinomyOther forms悖反 【はいはん】Notes悖反: Rarely-used kanji form. Discussions Log in to talk about this word.