Meaning of ELECTRODE in English
1. In a spark plug , one electrode (the center electrode) is the center rod passing through the insulator . The side electrode is a rod welded to the shell of the spark plug . The distance between them is the spark gap .
2. In welding it is the metal rod that is used in arc welding .
English dictionary of automotive terms. Английский словарь автомобильных терминов. 2012