noun
1. : an arc lamp having carbon electrodes
2. : an arc between carbon electrodes or between a carbon electrode and another material (as the parent metal in welding by carbon arc)
noun
1. : an arc lamp having carbon electrodes
2. : an arc between carbon electrodes or between a carbon electrode and another material (as the parent metal in welding by carbon arc)
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012