gorgonia, n. [L., a coral which hardens in the air.].
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A genus of Gorgoniacea, formerly very extensive, but now restricted to such species as the West Indian sea fan (Gorgonia flabellum), sea plume (G. setosa), and other allied species having a flexible, horny axis. [1913 Webster]
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Any slender branched gorgonian. [1913 Webster]