| 单词 | hydroid |
| 释义 | Word Frequency hydroid(ˈhaɪdrɔɪd) adjective 1. of or relating to the Hydroida, an order of colonial hydrozoan coelenterates that have the polyp phase dominant 2. (of coelenterate colonies or individuals) having or consisting of hydra-like polyps noun 3. a hydroid colony or individual Word origin C19: from hydra + -oid |
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