Acalepha

plural noun

Ac·​a·​le·​pha

ˌakəˈlēfə

in old classifications

: a class or other group of coelenterates including the jellyfishes, hydroids, and related forms and sometimes the ctenophores

Word History

Etymology

New Latin, alteration of Acalephae

First Known Use

1822, in the meaning defined above

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