[py.ro.met.al.lur.gy] n [ISV] (1908): chemical metallurgy depending on heat action (as roasting and smelting) -- py.ro.met.al.lur.gi.cal adj
PYROMETALLURGY
Meaning of PYROMETALLURGY in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012