A Sarcophagus

1. A stone coffin, often inscribed or decorated with sculpture. https://en.wikipedia.org/wiki/Sarcophagus
2. (informal) The cement and steel structure that encases the destroyed reactor at the power station in Chernobyl, Ukraine.
3. (historical) A kind of limestone used by the Greeks for coffins, so called because it was thought to consume the flesh of corpses.
4. (historical) An 18th-century form of wine cooler.