Here you will find one or more explanations in English for the word Actinaria. Also in the bottom left of the page several parts of wikipedia pages related to the word Actinaria and, of course, Actinaria synonyms and on the right images related to the word Actinaria.
Actinaria Ac`ti*na"ri*a, n. pl. [NL., from Gr. ?, ?, ray.]
A large division of Anthozoa, including those which have
simple tentacles and do not form stony corals. Sometimes, in
a wider sense, applied to all the Anthozoa, expert the
Alcyonaria, whether forming corals or not.