coelenterate
/sɪˈlentərɪt/noun
1- Zoology an aquatic invertebrate animal of a phylum that includes jellyfishes, corals, and sea anemones. They are distinguished by having a tube- or cup-shaped body and a single opening ringed with tentacles that typically bear stinging cells (nematocysts).【动】腔肠动物。亦称cnidarian.
1.1
- Phylum Cnidaria (formerly Coelenterata): four classes.刺胞门（原腔肠动物门）：4纲。
词源
late 19th cent.: from modern Latin Coelenterata, from Greek koilos 'hollow' + enteron 'intestine'.