pozzolanic

[pot-suh-lan-ik, -lah-nik]
Also poz·zuo·la·nic [pot-swuh-lah-nik] /ˌpɒt swəˈlɑ nɪk/.

Origin of pozzolanic

First recorded in 1925–30; pozzolan(a) + -ic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018