Definition of pozzolana
: finely divided siliceous or siliceous and aluminous material that reacts chemically with slaked lime at ordinary temperature and in the presence of moisture to form a strong slow-hardening cement
Variants of pozzolana
Origin of pozzolana
First Known Use: circa 1706
Learn More about pozzolana
Britannica.com: Encyclopedia article about "pozzolana"
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