The term SEA ANEMONE (7 letters) is a marine polyp, which is a type of invertebrate animal that lives in the ocean. It is a member of the Cnidaria phylum and is related to jellyfish and corals. SEA anemones are typically found attached to rocks or other hard surfaces on the ocean floor, and they feed on small fish and plankton. They have a distinctive appearance, with a bulbous body and tentacles that can be brightly colored.