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Webster 1913 Edition
Sea anemone
Sea′ a-nem′o-ne
.(Zool.)
Any one of numerous species of soft-bodied Anthozoa, belonging to the order
Actinaria
; an actinian. ☞ They have the oral disk surrounded by one or more circles of simple tapering tentacles, which are often very numerous, and when expanded somewhat resemble the petals of flowers, with colors varied and often very beautiful.