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zoanthus

Zoanthus is a 8 letter word which starts with the letter Z and ends with the letter S for which we found 1 definitions.

Definition
(n.) A genus of Actinaria including numerous species found mostly in tropical seas. The zooids or polyps resemble small elongated actinias united together at their bases by fleshy stolons and thus forming extensive groups. The tentacles are small and bright colored.
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