This is the 8909th most frequent Japanese word.
死体
"Corpse; dead body."
In this sentence, '死体' refers to the physical dead body that was found in the river.
警察が川で死体を発見しました。
The police discovered a dead body in the river.
Here, '死体' is used in a formal context directly relating to legal or medical examination documentation.
死体検案書を確認する必要があります。
It is necessary to review the autopsy report of the deceased.
In this usage, '死体' is employed to discuss the observational aspects during an investigation to analyze clues.