Portland cement
See also: portland cement
English edit
Alternative forms edit
Etymology edit
From its resemblance to limestone from Portland in Dorset.
Noun edit
Portland cement (countable and uncountable, plural Portland cements)
- A finely-ground powder made by heating and pulverizing limestone and clay.
- 2023 December 27, Richard Foster, “Building a greener future”, in RAIL, number 999, page 36:
- Ordinary Portland Cement (OPC) is the world's most common form of cement. The blue plaque dedicated to inventor Joseph Aspdin describes OPC as "one of mankind's most important manufactured materials".
Hypernyms edit
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Translations edit
cement made by heating and pulverizing limestone and clay
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