Cement word meaning and definition

[noun] a specialized bony substance covering the root of a tooth
[noun] something that hardens to act as adhesive material
[noun] 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
[noun] concrete pavement is sometimes referred to as cement; "they stood on the gray cement beside the pool"
[noun] any of various materials used by dentists to fill cavities in teeth
[verb] make fast as if with cement; "We cemented our friendship"
[verb] bind or join with or as if with cement
[verb] cover or coat with cement

\Ce*ment"\ (s[e^]*m[e^]nt" or s[e^]m"[e^]nt), n. [OF. cement, ciment, F. ciment, fr. L. caementum a rough, unhewn stone, pieces or chips of marble, from which mortar was made, contr. fr. caedimentum, fr. caedere to cut, prob. akin to scindere to cleave, and to E. shed, v. t.] 1. Any substance used for making bodies adhere to each other, as mortar, glue, etc. 2. A kind of calcined limestone, or a calcined mixture of clay and lime, for making mortar which will harden under water. 3. The powder used in cementation. See {Cementation}, n., 2. 4. Bond of union; that which unites firmly, as persons in friendship, or men in society. ``The cement of our love.'' 5. (Anat.) The layer of bone investing the root and neck of a tooth; -- called also {cementum}. {Hydraulic cement}. See under {Hydraulic}.
\Ce*ment"\, v. t. [imp. & p. p. {Cemented}; p. pr. & vb. n. {Cementing}.] [Cf. F. cimenter. See {Cement}, n.] 1. To unite or cause to adhere by means of a cement. --Bp. Burnet. 2. To unite firmly or closely. --Shak. 3. To overlay or coat with cement; as, to cement a cellar bottom.
\Ce*ment"\, v. i. To become cemented or firmly united; to cohere. --S. Sharp.

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