/ɪˈlɛktroʊd/ i-LEK-troh-d

Definitions

1. noun

A substance, typically a metal, that conducts electricity, used in various applications such as electrochemical cells, batteries, and electrical devices.

“The researcher carefully attached the electrode to the metal plate to measure the electric current.”

2. noun

A small plate or strip of a conductor, used to make contact with an electrolyte in an electrochemical cell.

“The battery consisted of a positive electrode and a negative electrode separated by an electrolyte solution.”

3. noun

A device that converts electrical energy into another form, such as heat or light.

“The incandescent light bulb has a thin metal filament that acts as an electrode to produce light.”

4. noun

A point or region where an electric current enters or leaves a system, such as a circuit or a device.

“The electrician checked the circuit for any defects at the electrode points.”