noun
a cement that hardens under water; made by heating limestone and clay in a kiln and pulverizing the result
• Syn: ↑Portland cement
• Hypernyms: ↑cement
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noun* * *
cement that can solidify under water.
[1850-55]
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hydraulic cement noun
A cement that will harden under water
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Main Entry: ↑hydraulic
Useful english dictionary. 2012.