Thesaurus: portland cement

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1. A cement having the color of the Portland stone of England, made by calcining an artificial mixture of carbonate of lime and clay, or sometimes certain natural limestones or chalky clays. It contains a large proportion of clay, and hardens under water.
2. n. a cement that hardens under water; made by heating limestone and clay in a kiln and pulverizing the result
3. A cement having the color of the Portland stone of England, made by calcining an artificial mixture of carbonate of lime and clay, or sometimes certain natural limestones or chalky clays. It contains a large proportion of clay, and hardens under water.
4. A cement having the color of the Portland stone of England,made by calcining an artificial mixture of carbonate of lime andclay, or sometimes certain natural limestones or chalky clays. Itcontains a large proportion of clay, and hardens under water.