Actinozoa
/ˌaktɪnəˈzəʊə/Zoology. Now rare
noun
Treated as plural. A class of coelenterates including sea anemones and coral polyps (now more usually called Anthozoa).
- As originally conceived by Huxley, the group included also the Ctenophora. actinozoon has been used as the singular form..
Origin
Mid 19th century (in an earlier sense). From scientific Latin Actinozoa from actino- + -zoa.