Coffin
A coffin was a container in which a dead body was buried.
The stylised technology of the Osirian lodestone had the appearance of an Egyptian sarcophagus. (TV: Pyramids of Mars)
The Hand of Omega was in a container that resembled a coffin. (TV: Remembrance of the Daleks)
Life pods resembling coffins were sent through the Cardiff Space-Time Rift by the xXltttxtolxtol. They planned to use them help invade Earth. They were stopped by Torchwood Three. (PROSE: Risk Assessment)
When the Shansheeth's memory weave overloaded, Sarah Jane Smith and Jo Jones were able to save themselves by taking shelter in a lead-lined coffin that supposedly contained the Eleventh Doctor's remains. (TV: Death of the Doctor)