mau ‧ so ‧ le ‧ um /ˌmɔːsəˈliːəm $ ˌmɒː-/ BrE AmE noun [countable]
[ Date: 1400-1500 ; Language: Latin ; Origin: Greek , from Mausolos king of Caria in ancient Turkey, for whom such a building was made ]
a large stone building made specially to contain the body of a dead person, or the dead bodies of an important family ⇨ tomb :
the Lenin Mausoleum