Ac*tin"i*a (#), n.; pl. L. Actiniae (#), E. Actinias (#). [Latinized fr. Gr. , , ray.] Zool. (a)
An animal of the class Anthozoa, and family Actinidae. From a resemblance to flowers in form and color, they are often called animal flowers and sea anemones. [See Polyp.].
A genus in the family Actinidae.
© Webster 1913.