plural noun Zo·an·thar·ia \ˌzōənˈtha(a)rēə\

Definition of Zoantharia

  1. :  a subclass of Anthozoa that comprises forms with a hexamerous arrangement of the usually simple tentacles or septa or both and that includes most of the recent corals and sea anemones

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Origin and Etymology of zoantharia

New Latin, from Zoanthus + -aria

Seen and Heard

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a brief usually trivial fact

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