elec·​trode | \ i-ˈlek-ˌtrōd How to pronounce electrode (audio) \

Definition of electrode

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 Lithium atoms electroplate onto a copper electrode as the battery charges and then move back into a conventional lithium-nickel-manganese-cobalt cathode as charge depletes. Scott K. Johnson, Ars Technica, "Tesla research partnership progresses on new battery chemistry," 14 Aug. 2020 These sensors contain electrode probes, capable of gauging variations in electrical conductivity between the two plant points. Elisia Guerena, Popular Mechanics, "The Plants That Make Music," 12 July 2020 Another clip of the video shows two officers holding their yellow Tasers and one appears to have already been fired, its electrode wires stretched in Zapantis' direction. Evan Simko-bednarski, CNN, "Bipolar man with a sword dies after being tased by NYPD," 25 June 2020 This meant a computer program could split the signals coming from Burkhart’s BCI so that motion signals went to the electrodes around his forearm and touch signals to an armband on his upper bicep. Daniel Oberhaus, Wired, "A Brain Implant Restored This Man's Motion and Sense of Touch," 27 Apr. 2020 In order to do her vision work, her monkey has a craniotomy, a small hole in its skull to facilitate the attachment of electrodes. Popular Science, "COVID-19 is interrupting lab animal research, sometimes fatally," 2 Apr. 2020 Doctors now deliver shorter pulses of electricity, which reduces the brain’s exposure to the stimulus, and place electrodes on only the right side of the head instead of both, lessening potential memory loss. Sumathi Reddy, WSJ, "New Thinking Challenges the Stigma Around ‘Shock Therapy’," 30 June 2019 Once in the observation room, a midwife in an aqua-blue hazmat suit came in to check on the baby by putting electrodes on my belly. Ariane Chang, The New York Review of Books, "‘Corona Maman’: A Paris Clinic’s First Covid-19 Delivery," 2 Apr. 2020 The scientists implanted electrodes into the brains of four participants with epilepsy to monitor their speech. Courtney Linder, Popular Mechanics, "Training AI To Transform Brain Activity Into Text," 2 Apr. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'electrode.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of electrode

1833, in the meaning defined at sense 1

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Time Traveler for electrode

Time Traveler

The first known use of electrode was in 1833

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Statistics for electrode

Last Updated

2 Sep 2020

Cite this Entry

“Electrode.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/electrode. Accessed 20 Sep. 2020.

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More Definitions for electrode


How to pronounce electrode (audio)

English Language Learners Definition of electrode

: one of the two points through which electricity flows into or out of a battery or other device


elec·​trode | \ i-ˈlek-ˌtrōd How to pronounce electrode (audio) \

Kids Definition of electrode

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


elec·​trode | \ i-ˈlek-ˌtrōd How to pronounce electrode (audio) \

Medical Definition of electrode

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

More from Merriam-Webster on electrode

Nglish: Translation of electrode for Spanish Speakers

Britannica.com: Encyclopedia article about electrode

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