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

Onward Therapy, the makers of the therapeutic ARC-EX device, explain that the non-invasive device works via electrodes placed on the back of the neck. —Cara Lynn Shultz, People.com, 20 Dec. 2024

Each thread contains 16 electrodes that collect neural signals. —Emily Mullin, WIRED, 25 Nov. 2024

These are measured by putting sensors called electrodes on the scalp, around the eyes, and on the chin. —Beth Ann Malow, Discover Magazine, 24 Nov. 2024

By 2019, Neuralink advanced to implanting devices in rats, demonstrating a system capable of reading information via 1,500 electrodes. —Marie Boran, Newsweek, 21 Nov. 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