Ac"ti*no*zo"a\, n. pl. [Gr. ?, ?, ray + zw^on animal.] (Zo["o]l.) A group of C[oe]lenterata, comprising the Anthozoa and Ctenophora. The sea anemone, or actinia, is a familiar example.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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