Informal. An analysis or review of a finished event. This answer is based on your question being placed within the education category. The medical definition would be much more complex.
Postmortem means after death. Post=after and mortem=death.
Postmortem - band - was created in 1989.
*postmortem*"the postmortem of the man was unbearable."
That bruise on the body was sustained postmortem, after the death.
On Wednesday of last week, they burned his remains postmortem.
That is the medical term. It is also called a necropsy, postmortem or postmortem examination.
Postmortem - 1998 II was released on: USA: 1998 (internet)
After death.
postmortem
After death
An autopsy report will give you the findings from the postmortem examination.
postmortem
post- e.g. postmortem