单词 | coelenterate |
释义 | Word Frequency coelenterate(sɪˈlɛntəˌreɪt, -rɪt) noun 1. any invertebrate of the phylum Cnidaria (formerly Coelenterata), having a saclike body with a single opening (mouth), which occurs in polyp and medusa forms. Coelenterates include the hydra, jellyfishes, sea anemones, and corals adjective 2. (loosely) any invertebrate of the phyla Cnidaria or Ctenophora 3. of or relating to coelenterates Derived forms coelenteric (ˌsiːlɛnˈtɛrɪk) adjective Word origin C19: from New Latin Coelenterata, hollow-intestined (creatures); see coel-, enteron |
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