さんとうぶん 三等分 LinksSentence search for 三等分Sentence search for さんとうぶんSentence search for 3等分Kanji details for 三, 等 and 分Edit in JMdict Noun, Suru verb1. trisectOther forms3等分 【さんとうぶん】 Discussions Log in to talk about this word.