any of an order (Actiniaria) of flowerlike, anthozoan sea polyps having a firm, gelatinous, often large, body without a skeleton, topped with petal-like tentacles: they are often brightly colored and live attached to rocks, pilings, etc.
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.
(plural sea anemones)
- attributive form of sea anemone
- sea-anemone look