1. A building material made of lime, silica and alumina. Can be surface-coloured or loaded with pigments for an all-through colour. Can be used to create outdoor sculptures. The sculptor will either cast his sculpture by pouring the cement into a mould made from an original piece in a softer material, or work the cement onto a metal armature or other armature from suitably rigid material using a variety of tools. 2. Any strong adhesive used to join or repair materials such as rubber cement or cellulose cement.