Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun portland_cement

1 sense of portland cement

Sense 1
hydraulic cement, Portland cement -- (a cement that hardens under water; made by heating limestone and clay in a kiln and pulverizing the result)
       => cement -- (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)