hydrozoan
hy·dro·zo·an
noun \ˌhī-drə-ˈzō-ən\Definition of HYDROZOAN
: any of a class (Hydrozoa) of coelenterates that includes solitary and colonial polyps and jellyfishes having no stomodeum or gastric tentacles
— hydrozoan adjective
See Origin of HYDROZOAN
ultimately from Greek hydr- + zōion animal — more at zo-
First Known Use: 1877
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