noun
- a conductor through which electricity enters or leaves an object, substance, or region
Usage: scientific; technical
Examples
- The battery has a positive electrode and a negative electrode.
- Scientists attached electrodes to the patient’s chest to monitor heart activity.
- The welding process uses an electrode to create an electric arc.
- Electrodes in the solution conducted the electric current.
- The researcher placed electrodes on the subject’s scalp for the brain scan.
- Carbon electrodes are commonly used in certain types of batteries.