noun, feminine/ka.la.min/plural: calamines
calamine, form of zinc oxide formed as a byproduct of sublimation; carbon residue formed as a byproduct in two-stroke engines
FromMedieval Latin calamīna, from Latin cadmī̆a, ultimately from Ancient Greek Κᾰδμείᾱ (Kădmeíā), from Κάδμος (Kádmos, “Cadmus”) + -εια (-eia, “-ia: forming related substances”).