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pozzolana

play
noun poz·zo·la·na \ˌpät-sə-ˈlä-nə\

Definition of pozzolana

  1. :  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

poz·zo·la·nic play \ˌpät-sə-ˈla-nik, -ˈlä-\ adjective


Variants of pozzolana

or poz·zo·lan play \ˈpät-sə-lən\

Origin of pozzolana

Italian pozzolana


First Known Use: circa 1706


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