aluminothermy
(əˈluːmɪnəʊˌθɜːmɪ) n (Chemistry) a process for reducing metallic oxides using finely divided aluminium powder. The mixture of aluminium and the oxide is ignited, causing the aluminium to be oxidized and the metal oxide to be reduced to the metal. Also called: thermite process
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014