Pronunciation: ˌ z ō - ə n- ' ther- ē - ə n
Function: noun
Etymology: ultimately from zo- + Greek anthos flower ― more at ANTHOLOGY
Date: 1887
: any of a subclass (Hexacorallia syn. Zoantharia) of anthozoans having tentacles or septa or both that are typically six or a multiple of six in number and including most of the recent corals and sea anemones
– zoantharian adjective