单词 | polychaete |
释义 | Word Frequency polychaete or polychete (ˈpɒlɪˌkiːt) noun 1. any marine annelid worm of the class Polychaeta, having a distinct head and paired fleshy appendages (parapodia) that bear bristles (chaetae or setae) and are used in swimming: includes the lugworms, ragworms, and sea mice adjective also: polychaetous, polychetous 2. of, relating to, or belonging to the class Polychaeta Word origin C19: from New Latin, from Greek polukhaitēs: having much hair; see chaeta |
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