electrode

American  

[ih-lek-trohd] / ɪˈlɛk troʊd /

noun

Electricity.

1. a conductor, not necessarily metallic, through which a current enters or leaves a nonmetallic medium, as an electrolytic cell, arc generator, vacuum tube, or gaseous discharge tube.

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electrode British  

/ ɪˈlɛktrəʊd /

noun

1. a conductor through which an electric current enters or leaves an electrolyte, an electric arc, or an electronic valve or tube

2. an element in a semiconducting device that emits, collects, or controls the movement of electrons or holes

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electrode Scientific  

/ ĭ-lĕk′trōd′ /

1. A conductor through which an electric current enters or leaves a substance (or a vacuum) whose electrical characteristics are being measured, used, or manipulated. Electrodes can be used to detect electrical activity such as brain waves. Terminal points in electrical components such as transistors, diodes, and batteries are electrodes.

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Other Word Forms

• interelectrode
  noun

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Etymology

Origin of electrode

First recorded in 1825–35; electr- + -ode ²

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Example Sentences

See Examples For:

electrode

Previous attempts to address this issue have included supplying additional lithium to replace material lost during operation or covering the electrode with a thicker protective coating.

From Science Daily ● Oct. 28, 2026

Although reaching these three pathways appears important, the researchers emphasize that electrode placement alone is unlikely to determine whether a patient improves.

From Science Daily ● Oct. 18, 2026

Professor Jaeyune Ryu, who supervised the research, said, "This study transforms 'local pH' near the electrode from a hidden variable into a controllable design principle."

From Science Daily ● Oct. 12, 2026

Instead of supplying these oxidants from outside the system, the researchers used electricity to activate oxygen gas at an electrode.

From Science Daily ● Oct. 12, 2026

I blurt out as she attaches an electrode to my forehead.

From "Divergent" by Veronica Roth

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