[ welz-bak, -bahk; German vels-bahkh ]
/ ˈwɛlz bæk, -bɑk; German ˈvɛls bɑx /
a brand of gaslight consisting essentially of a Bunsen burner on which an incombustible mantle (Welsbach mantle ) composed of thoria and some ceria becomes brilliantly incandescent when exposed to flame.
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Words nearby Welsbach burner
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for Welsbach burner
/ (ˈwɛlzbæk, German ˈvɛlsbax) /
trademark a type of gaslight in which a mantle containing thorium and cerium compounds becomes incandescent when heated by a gas flame
Word Origin for Welsbach burner
C19: named after Carl Auer, Baron von Welsbach (1858–1929), Austrian chemist, who invented it
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