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Any of numerous often colorful marine anthozoans of the order Actiniaria, having a flexible cylindrical body and a mouth surrounded by tentacles, and resembling a flower.
(Animals) any of various anthozoan coelenterates, esp of the order Actiniaria, having a polypoid body with oral rings of tentacles. See also actinia
any solitary, attached marine polyp of the order Actinaria, having a firm, gelatinous body topped with tentacles.
Any of numerous often brightly colored ocean-dwelling animals that resemble flowers and are related to the jellyfish and corals. Anemones are cnidarians and have a flexible cylindrical body with tentacles surrounding a central mouth.
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|Noun||1.||sea anemone - marine polyps that resemble flowers but have oral rings of tentacles; differ from corals in forming no hard skeleton|
actinozoan, anthozoan - sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed