1. 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
   "They mixed the cement with water to create a strong foundation"
    
2. Something that hardens to act as adhesive material
   "The dentist used a special cement to secure the crown"
    
3. Any of various materials used by dentists to fill cavities in teeth
   "The dentist applied a tooth-coloured cement to fill the small cavity"
    
4. A specialized bony substance covering the root of a tooth
   "The cement helps anchor the tooth to the alveolar bone";
   - cementum
    
5. Concrete pavement is sometimes referred to as cement
   "they stood on the grey cement beside the pool"

1. Bind or join with or as if with cement
   "The bricklayer cemented the stones together"
    
2. Make fast as if with cement
   "We cemented our friendship"
    
3. Cover or coat with cement
   "They cemented the basement walls to prevent water seepage"

Derived forms: cemented, cements, cementing

Type of: adhesive, adhesive agent, adhesive material, bind, building material, coat, concrete, fasten, fill, filling, fix, secure, solid body substance, surface

Part of: concrete, mortar, root

Encyclopedia: Cement, OK