cement

noun

1.
concrete pavement is sometimes referred to as cement
2.
a building material that is a powder made of a mixture of calcined limestone and clay; used with water and sand or gravel to make concrete and mortar
3.
something that hardens to act as adhesive material
Derived from:
cementitious
4.
any of various materials used by dentists to fill cavities in teeth
Derived from:
cement
5.
a specialized bony substance covering the root of a tooth