ce·men·ta·tion 
(sē′mĕn-tāshən)
(sē′mĕn-tāshən)n.
1. The act, process, or result of cementing.
2. A metallurgical coating process in which iron or steel is immersed in a powder of another metal, such as zinc, chromium, or aluminum, and heated to a temperature below the melting point of either.