electrode

noun

elec·​trode i-ˈlek-ˌtrōd 

1

: a conductor used to establish electrical contact with a nonmetallic part of a circuit

2

: an element in a semiconductor device (such as a transistor) that emits or collects electrons or holes or controls their movements

Examples of electrode in a Sentence

Recent Examples on the Web

For the first time, the brain-computer interface race will allow pilots to have surgically implanted electrodes inside their brains. —Dana MacKenzie, Smithsonian Magazine, 23 Oct. 2024

Subcutaneous wires run all the way from that device to each of the electrodes. —Ben Coxworth, New Atlas, 21 Oct. 2024

For those who no longer respond to available drugs, deep brain stimulation, in which surgeons implant an electrode in the brain to help control tremors, can help. —Alice Park, TIME, 25 Sep. 2024

What Happens During an ECG? Twelve electrodes (sticky patches attached to a recording machine via wires) are placed on the chest, arms, and legs. —Rafle Fernandez, Verywell Health, 10 Sep. 2024

Word History

First Known Use

1833, in the meaning defined at sense 1

Phrases Containing electrode

• inter-electrode

Kids Definition

electrode

noun

elec·​trode i-ˈlek-ˌtrōd 

: a conductor (as a metal or carbon) used to make electrical contact with a part of an electrical circuit that is not metallic

Medical Definition

electrode

noun

elec·​trode i-ˈlek-ˌtrōd 

: a conductor used to establish electrical contact with a nonmetallic part of a circuit