Portland cement

Portland cement or portland cement

n.

A hydraulic cement made by heating a limestone and clay mixture in a kiln and pulverizing the resulting material.

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[After Portland, an urban district of southern England.]

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Portland cement

n

(Miscellaneous Technologies / Building) a cement that hardens under water and is made by heating a slurry of clay and crushed chalk or limestone to clinker in a kiln

[named after the Isle of Portland, because its colour resembles that of the stone quarried there]

Thesaurus

Noun

1.

Portland cement - a cement that hardens under water; made by heating limestone and clay in a kiln and pulverizing the result hydraulic cement 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