かわとんぼMeaningsNoun1. broad-winged damselfly (of family Calopterygidae) (Usually kana)Other spellings川かわ蜻蛉とんぼ河かわ蜻蛉とんぼUsually written in kanaOther readingsカワトンボKanji in other spellings川river蜻dragonfly蛉moon moth河waterwayPitch accentかわとんぼ