/ (ˌpɒtswəˈlɑːnə) /
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a type of porous volcanic ash used in making hydraulic cements
any of various artificial substitutes for this ash used in cements
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
German name: puzzolana
Word Origin for pozzuolana
C18: from Italian: of Pozzuoli
Words nearby pozzuolana
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
How to use pozzuolana in a sentence
In 1775 he discovered in the Velay a rich deposit of pozzuolana, which in due course was worked by the government.
An artificial product which serves perfectly as a pozzuolana is granulated blast-furnace slag.