Definitions for "Cephalopod"
a class of animals in the phylum Mollusca. These animals are invertebrates with two basic body parts, a head and a mantle. A cephalopod has a well-developed brain, and a circulatory system with three hearts, veins, and arteries. Usually cephalopods have ink sacs and no external shell. Not only do they live in the sea and use jet propulsion in order to move, they can usually change skin color and texture.
A class of marine molluscs that include squids, octopuses, cuttlefish, and nautiulus. They all have a circle of prehensile tentacles and a muscular funnel through which they expel water to provide them with a form of jet propulsion.
Any of various mollusks, such as an octopus, squid, or nautilus, having a beaked head, an internal shell in some species, and prehensile tentacles.
Keywords:  belonging, class, relating
relating or belonging to the class Cephalopoda
Keywords:  one
One of the Cephalopoda.