鲎鱼 hòuyú horseshoe crab Definitions Defs Origin Strokes Stroke Words Sentences Sents 鲎 鱟 hòu horseshoe crab horseshoe crab; any of several marine arthropods of the family Limulidae, often referred to as a "living fossil"鱼 魚 yú nounverb aquatic animal used in the names of various aquatic or water-dwelling animals that are not biologically fish, such as 鲍鱼 bàoyú (abalone), 鳄鱼 èyú (crocodile), or 章鱼 zhāngyú (octopus)