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.
1 Clownfish live in close association with sea creatures called anemones. 2  The anemoneâs stinging tentacles help to keep the clownfish safe from predators. 3  A special mucus on the clownfishâs skin protects it from being stung.4  The particular anemone a clownfish lives with is called its host. Clownfish can scare away predators (preying animals) with pulses of sound made by slamming their teeth together. 2  Clownfish live in close association with sea creatures called anemones. 3  The anemoneâs stinging tentacles help to keep the clownfish safe from predators.