(1):

(n.) The layer of bone investing the root and neck of a tooth; - called also cementum.

(2):

(n.) Bond of union; that which unites firmly, as persons in friendship, or men in society.

(3):

(n.) A kind of calcined limestone, or a calcined mixture of clay and lime, for making mortar which will harden under water.

(4):

(n.) The powder used in cementation. See Cementation, n., 2.

(5):

(n.) Any substance used for making bodies adhere to each other, as mortar, glue, etc.

(6):

(n.) To unite firmly or closely.

(7):

(n.) To overlay or coat with cement; as, to cement a cellar bottom.

(8):

(v. i.) To become cemented or firmly united; to cohere.

(9):

(n.) To unite or cause to adhere by means of a cement.