An arc used for cutting metals, struck in an atmosphere of oxygen between a workpiece and the hollow electrode through which the oxygen is supplied. Usually attributive.
Origin
1940s. From oxy- + arc.
Definition of oxy-arc in US English:
oxy-arc
nounˌɒksɪˈɑːk
Engineering
An arc used for cutting metals, struck in an atmosphere of oxygen between a workpiece and the hollow electrode through which the oxygen is supplied. Usually attributive.