Portland cement
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Portland cement
noun
a type of hydraulic cement usually made by burning a mixture of limestone and clay in a kiln.
Also, portland cement.
Origin:
1815–25; named after the Isle of Portland, Dorsetshire, England
1815–25; named after the Isle of Portland, Dorsetshire, England
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
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Link To Portland_Cement
Collins
World English Dictionary
| Portland cement | |
| —n | |
| 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 | |
| [C19: named after the Isle of | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Portland_cement
is always a great word to know.
So is zedonk. Does it mean:
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| the offspring of a zebra and a donkey. |
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