post-mor ‧ tem BrE AmE , post‧mor‧tem /ˌpəʊstˈmɔːtəm $ ˌpoʊstˈmɔːr-/ noun [countable]
[ Date: 1700-1800 ; Language: Latin ; Origin: post mortem 'after death' ]
1 . ( also postˌmortem examinˈation ) an examination of a dead body to discover why the person died SYN autopsy
post-mortem on
A post-mortem on the body revealed that the victim had been strangled.
do/carry out/conduct a post-mortem
2 . especially British English an examination of a plan or event that failed, done to discover why it failed
post-mortem on
a post-mortem on the company’s poor results