arc welding
noun
welding by means of the heat of an electric arc.
Also called
electric arc welding.
Origin of arc welding
First recorded in 1930–35
Words nearby arc welding
arc second,
arc sine,
arc spectrum,
arc tan,
arc tangent,
arc welding,
arc, d',
arc-back,
arc-boutant,
arc-jet engine,
arca
British Dictionary definitions for arc welding
arc welding
noun
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