(esp formerly) a building or vault where corpses or bones are deposited
WordReference Random House Unabridged Dictionary of American English © 2025
char′nel house′,
- a house or place in which the bodies or bones of the dead are deposited.
- 1550–60
Collins Concise English Dictionary © HarperCollins Publishers::
'charnel house' also found in these entries (note: many are not synonyms or translations):