kaarlõikus metalli sulatamisega elektrikaare toimel sulava metallelektroodi ja lõigatava metalli vahel kaitsegaasi keskkonnas (vt metallelektroodkaarlõikus), an arc cutting process in which metals are severed by melting them with the heat of an arc between a continuous filler metal electrode and the workpiece; shielding is obtained entirely from an externally supplied gas (see: shielded metal arc cutting)