portland_cement | ||
1. | [ noun ] a cement that hardens under water; made by heating limestone and clay in a kiln and pulverizing the result | |
Synonyms: | hydraulic_cement | |
Related terms: | cement | |
2. | [ noun ] a cement that hardens under water; made by heating limestone and clay in a kiln and pulverizing the result | |
Related terms: | cement | |