Pozzolan Definition
pŏtsə-län
noun
A siliceous volcanic ash used to produce hydraulic cement.
American Heritage
Any of various powdered substances that react with lime to form strengthening or enhancing compounds in cement.
American Heritage
Other Word Forms of Pozzolan
Noun
Singular:
pozzolan
Plural:
pozzolansOrigin of Pozzolan
Italian pozzolana after Pozzuoli
From American Heritage Dictionary of the English Language, 5th Edition
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From pozzolana
From Wiktionary
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