electrode
/ɪˈlɛktroʊd/
noun
- A small piece of metal or other material that conducts electricity, used to connect a circuit to a non-metallic part (like a liquid or a gas).
- The scientist used a carbon electrode to complete the electrical circuit.
- In a battery, electrons flow from one electrode to another.
- The doctor placed an electrode on my chest to check my heart rate.
Synonyms