pyrometallurgy

[ pahy-ruh-met-l-ur-jee ]
/ ˌpaɪ rəˈmɛt lˌɜr dʒi /

noun

the process or technique of refining ores with heat so as to accelerate chemical reactions or to melt the metallic or nonmetallic content.

Origin of pyrometallurgy

First recorded in 1905–10; pyro- + metallurgy

OTHER WORDS FROM pyrometallurgy

py·ro·met·al·lur·gi·cal, adjective
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British Dictionary definitions for pyrometallurgy

pyrometallurgy
/ (ˌpaɪrəʊmɛˈtælədʒɪ, -ˈmɛtəˌlɜːdʒɪ) /

noun

the branch of metallurgy involving processes performed at high temperatures, including sintering, roasting, smelting, casting, refining, alloying, and heat treatment
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