hydroid

3 ENTRIES FOUND:

1hy·droid

adjective \ˈhī-ˌdrid\

Definition of HYDROID

:  of or relating to a hydrozoan; especially :  resembling a typical hydra

Origin of HYDROID

ultimately from New Latin Hydra
First Known Use: circa 1864

2hydroid

noun

Definition of HYDROID

:  hydrozoan; especially :  a hydrozoan polyp as distinguished from a hydrozoan jellyfish

First Known Use of HYDROID

1865

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