Portland cement

or portland cement

noun

a type of hydraulic cement usually made by burning a mixture of limestone and clay in a kiln.

Portland cement

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

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First recorded in 1815–25; named after the Isle of Portland, Dorsetshire, England

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C19: named after the Isle of Portland , because its colour resembles that of the stone quarried there

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Examples have not been reviewed.

Cement stucco is just a mixture of fine sand, Portland cement, a dash of hydrated lime and clear water.

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Most modern concrete starts with Portland cement, a powder made by heating limestone and clay to super-high temperatures and grinding them up.

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I blend one part very fine sand to one part Portland cement to make my grout.

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It’s an accurate description because regular concrete has stones, sand, Portland cement and water to activate the cement.

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Concrete companies mix small stone chips, coarse sand, Portland cement and dry pigments together with a precise amount of water.

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