cementosis ment of a (se-men-to's is). cementoma

The develop cementum (se-ment'um). 1. A plastic material capable of hardening so as to form a medium for uniting two or more objects; in dentistry, such a material used for filling tooth cavities. 2. The bony substance which forms a thin coating over the root of the tooth, from the termination of the enamel to the opening in the apex of the fang. Sometimes called tooth bone. alveolar c. An o eous substance that in certain animals joins the teeth to the jaws and binds them to each other, cell c. The scanty hyaline substance between epithelial or endothelial cells. It stains black with nitrate of silver. When the substance between the cells is more abundant it is called ground substance, matrix, etc. coronal c, crown c. The special coating of c. that invests the crown of the teeth in many mammals, radical c. The layer of c. covering the fangs of the teeth, ti ue c. See cell c. [Lat., caementum, a quarry stone.]