| 单词 | sea fir |
| 释义 | sea fir in British Englishnoun another name for hydroid (sense 3) hydroid in British English (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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