(tɪɡ) n (General Engineering) tungsten-electrode inert gas welding: a method of welding in which the arc is maintained by a tungsten electrode and shielded from the access of air by an inert gas. Compare MIG welding
TIG welding
TIG welding
[¦tē¦ī′jē ‚weld·iŋ] (metallurgy) tungsten-inert gas welding