sar·coph·a·gus /sɑrˈkɑfəgəs/
 石棺
 Sar·coph·a·gus n.; pl. L. Sarcophagi E. Sarcophaguses
 1. A species of limestone used among the Greeks for making coffins, which was so called because it consumed within a few weeks the flesh of bodies deposited in it. It is otherwise called lapis Assius, or Assian stone, and is said to have been found at Assos, a city of Lycia.
 2. A coffin or chest-shaped tomb of the kind of stone described above; hence, any stone coffin.
 3. A stone shaped like a sarcophagus and placed by a grave as a memorial.
 ◄ ►
 sarcophagus
      n : a stone coffin (usually bearing sculpture or inscriptions)
      [also: sarcophagi (pl)]