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.)

Defn: The layer of bone investing the root and neck of a tooth; — called also cementum. Hydraulic cement. See under Hydraulic.

CEMENT
Ce*ment", v. t. [imp. & p. p. Cemented; p. pr. & vb. n. Cementing.]
Etym: [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.

CEMENT
Ce*ment", v. i.

Defn: To become cemented or firmly united; to cohere. S. Sharp.