di·​ode | \ ˈdī-ˌōd How to pronounce diode (audio) \

Definition of diode

: an electronic device that has two electrodes or terminals and is used especially as a rectifier

Examples of diode in a Sentence

Recent Examples on the Web Related Stories Several years ago, researchers began to make these diodes using copper in a similar excited state to the way precious metals work in PHOLEDs. Caroline Delbert, Popular Mechanics, "We Might Have Just Found the Next Great Lighting Material," 5 May 2020 Lawal’s company, AquiSense Technologies, has been around for five years and specializes in cleaning water, air and surfaces with Ultraviolet Light-emitting diode technology, known as UV LED technology. Cincinnati Enquirer, "An NKY business owner got COVID-19. He realized his business could help fight the pandemic.," 9 Apr. 2020 Move over, Edison Light-emitting diodes, or LEDs, are the bulbs of the future (and the present). Rebecca Hale, National Geographic, "Waves are generating power—just one of many signs of hope for our planet," 25 Mar. 2020 The price of the bulb’s fundamental component, the blue diode, had crashed. The Economist, "Chinese inventiveness shows the weakness of the law," 4 Jan. 2020 The project also includes upgrading field lighting to light emitting diode fixtures at Morton Ranch and Seven Lakes High Schools. Karen Zurawski, Houston Chronicle, "Katy ISD trustees award contracts for sports, building projects," 20 Nov. 2019 The laser driver and diodes are intended for lab use, a condition that requires an attacker to experience with lasers to successfully assemble and test the setups. Dan Goodin, Ars Technica, "Researchers hack Siri, Alexa, and Google Home by shining lasers at them," 4 Nov. 2019 And Kmiec and the lighting designer, Jesse Klug, have baked scores of shimmering diodes into pretty much every wall and staircase, allowing his beastland to sparkle like Cinderella’s castle. Chris Jones, chicagotribune.com, "Review: Sparkling ‘Beauty and the Beast’ shows how Paramount Theatre has helped transform Aurora," 22 Nov. 2019 Osram supplies laser diodes for devices such as the Apple Watch and iris scanners used in Samsung smartphones. Washington Post, "GE’s Shrinking Market Share Creates a Conundrum," 15 Feb. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'diode.' 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 diode

1919, in the meaning defined above

History and Etymology for diode

International Scientific Vocabulary

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Time Traveler for diode

Time Traveler

The first known use of diode was in 1919

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Statistics for diode

Cite this Entry

“Diode.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diode. Accessed 12 Aug. 2020.

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More Definitions for diode


How to pronounce diode (audio)

English Language Learners Definition of diode

technical : an electronic device that allows an electric current to flow in one direction only

More from Merriam-Webster on diode

Nglish: Translation of diode for Spanish Speakers

Britannica.com: Encyclopedia article about diode

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