いっせつな 一刹那 LinksSentence search for 一刹那Sentence search for いっせつなSentence search for 一殺那Kanji details for 一, 刹 and 那Edit in JMdict Noun, Adverb (fukushi)1. (a) moment; an instantOther forms一殺那 【いっせつな】Notes一殺那: Irregular kanji usage. Discussions Log in to talk about this word.