1, 2. Body, carcass, corpse, cadaver agree in referring to a physical organism, usually human or animal. Body refers to the material organism of an individual, human or animal, either living or dead: the muscles in a horse's body; the body of a victim ( human or animal ). Carcass refers only to the dead body of an animal, unless applied humorously or contemptuously to the human body: a sheep's carcass; Save your carcass. Corpse refers only to the dead body of a human being: preparing a corpse for burial. Cadaver refers to a dead body, usually a corpse, particularly one used for scientific study: dissection of cadavers in anatomy classes.

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