みじんこ 微塵子 LinksSentence search for 微塵子Sentence search for みじんこSentence search for 水蚤Sentence search for ミジンコKanji details for 微, 塵 and 子Edit in JMdict Noun1. water flea (Daphnia spp.)Usually written using kana aloneOther forms水蚤 【みじんこ】、ミジンコ Discussions Log in to talk about this word.