ヒクラゲ LinksSentence search for ヒクラゲSentence search for 火水母Sentence search for ひくらげSentence search for 火海月Edit in JMdict Noun1. Morbakka virulenta (species of box jellyfish)Usually written using kana aloneOther forms火水母 【ひくらげ】、火海月 【ひくらげ】 Discussions Log in to talk about this word.