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 In June 2020, Chang implanted the matchbox-sized device into the curve of Sarah’s skull with its spaghetti-like electrode legs reaching down into the two brain regions. Isabella Cueto, STAT, 6 Oct. 2021 For most current packs, only about 40% of the volume or less consists of actual active electrode materials that store energy. Sam Abuelsamid, Forbes, 5 Oct. 2021 Carbon fiber electrode being placed in a soil mesocosm for soil electrochemistry measurements. Jennifer Clare Ball, Wired, 30 Sep. 2021 One is a torn anode tab, the piece of the negative electrode that allows the cell to be wired into a group of cells, called a module, and then into full battery pack. John Voelcker, Car and Driver, 13 Sep. 2021 The first critical issue is one of overhang after electrode stacking, during which the specific distance and alignment of the anode and cathode must be validated. Arungalai Anbarasu, Forbes, 24 Sep. 2021 The most common brain chip used, the Utah array, is a bed of 100 silicon needles, each with an electrode at the tip that sticks into the brain tissue. Emily Mullin, Wired, 13 Sep. 2021 Nearly every year around his birthday, starting at age 3, Gabriel would don an electrode cap, complete surveys or sit for observation as researchers asked him to complete tasks or undergo a scan. al, 25 Aug. 2021 While the mice performed this task the researchers recorded the activity of cells in the ALM using a long, flexible electrode. Simon Makin, Scientific American, 1 Nov. 2018

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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Dictionary Entries Near electrode

electrocutor trap



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Last Updated

21 Oct 2021

Cite this Entry

“Electrode.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/electrode. Accessed 28 Oct. 2021.

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More Definitions for electrode



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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