electrode
//ɪˈlɛk.trəʊd//
Noun
electrodeSingular
electrodesPlural
1
A conductor through which electricity enters or leaves an object, substance, or region, typically used in electrical devices, batteries, or medical equipment.
The doctor attached electrodes to the patient's chest to monitor the heart.
2
Either of the two terminals (anode or cathode) of an electric cell or battery.
The battery has a positive electrode and a negative electrode.