of or relating to a substance that is useful in the suppression of nausea or vomiting. noun. 2. any such substance. Origin of antiemetic. anti- + emetic.
Sea anemones are a group of water-dwelling, predatory animals of the order Actiniaria. They are named for the anemone, a terrestrial flower.Sea anemones are classified in the phylum Cnidaria, class Anthozoa, subclass Hexacorallia. sea anemone is a sessile polyp attached at the bottom to the surface beneath it by an adhesive foot, called a basal disc, with a column-shaped body ending in an oral disc.
Clownfish with Pacific Coral Reef anemones at the Seattle Aquarium. Anemonefish are specialized coral reef fish that live within host anemones and are found in warmer waters in the Pacific Ocean, Indian Ocean, off northwest Australia, southeast Asia and Japan.