Wiktionary
Usage examples of "mortems".
My client is Commander Wilbur Jennings—and a large part of his defense rests on the post mortems of those two crewmen.
But now that you have brought the matter to my attention, I will look into the possibility of officially reprimanding him for not performing thorough post mortems on the two deceased crewmen.
They had already held their post mortems on all that had happened and said their farewells in the privacy of Ashton's room, sitting very late over a jug of captured wine.
Post mortems continued to reveal no physical reason why they should not have lived, and it was this, as much as anything, which had caused the Project to be kept going long after it must have become obvious to its instigators that it was doomed.