Definition of Portland cement in English:

Portland cement

Syllabification: Port·land ce·ment
(also portland cement)

noun

  • Cement that is manufactured from limestone and clay and that hardens under water.
    More example sentences
    • Generally you can use a time-tested Portland cement plaster (1 part Portland cement, 1 part lime, and 4 parts fine sand) for a base coat.
    • Traditionally, plaster is a mixture of Portland cement, sand and water that is applied in layers to a base of wood or metal lath or perforated plasterboard.
    • Stucco is a siding material made of Portland cement, sand, lime and water.

Origin

1810s: named after the Isle of Portland in Dorset, England, a limestone peninsula quarried for its fine building stone.

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