おつねんちょう 越年蝶 LinksSentence search for 越年蝶Sentence search for おつねんちょうSentence search for オツネンチョウKanji details for 越, 年 and 蝶Edit in JMdict Noun1. eastern pale clouded yellow (butterfly, Colias erate)Usually written using kana alone, Rare term, See also 紋黄蝶Other formsオツネンチョウ Discussions Log in to talk about this word.