Necropsy

n. autopsy, examination of a corpse to find the cause of death

An autopsy, also known as a post-mortem examination, necropsy, or obduction, is a medical procedure that consists of a thorough examination of a corpse to determine the cause and manner of death and to evaluate any disease or injury that may be present. It is usually performed by a specialized medical doctor called a pathologist.
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Necropsy /nec·rop·sy/ examination of a body after death; autopsy. nec·rop·sy n. See autopsy. necropsy examination of a body after death. [more]Necropsy - Community and Resources

Noun
1. an examination and dissection of a dead body to determine cause of death or the changes produced by disease
(synonym) autopsy, postmortem, PM, postmortem examination
(hypernym) examination, scrutiny

(n.)
A post-mortem examination or inspection; an autopsy. See Autopsy.