/ mɔːg; NAmE mɔːrg/ noun
1.
( BrE ) a building in which dead bodies are kept before they are buried or cremated (= burned)
—compare mortuary
2.
a place where dead bodies that have been found are kept until they can be identified
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WORD ORIGIN
early 19th cent.: from French , originally the name of a building in Paris where bodies were kept until identified.