morgue, mortuary, dead room

a building (or room) where dead bodies are kept before burial or cremation

• crematory, crematorium — a mortuary where corpses are cremated
• funeral home, funeral parlor, funeral parlour, funeral chapel, funeral church, funeral-residence — a mortuary where those who knew the deceased can come to pay their last respects

• building, edifice — a structure that has a roof and walls and stands more or less permanently in one place