welding by means of the heat of an electric arc.
Origin of arc welding
First recorded in 1930–35
Also called electric arc welding.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a technique in which metal is welded by heat generated by an electric arc struck between two electrodes or between one electrode and the metal workpiece
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