di·​ode | \ˈdī-ˌōd \

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

Write to Takashi Mochizuki at takashi.mochizuki@wsj.com Corrections & Amplifications Samsung Display is a major provider of iPhone X’s organic-light emitting diode display panels. Takashi Mochizuki, WSJ, "Not So Big in Japan: Apple Cuts Price of iPhone XR to Boost Sales," 22 Nov. 2018 People involved in the supply chain said the resumption of the X is due in part to Apple’s contract with Samsung SDI Co. , a major provider of iPhone X’s organic-light emitting diode display, or OLED, panels. Takashi Mochizuki, WSJ, "Not so Big in Japan: Apple Cuts Price of iPhone XR to Boost Sales," 22 Nov. 2018 The Lumenis LightSheer laser, one of the most popular diode lasers out there, even has a suction mechanism to distract your attention from the pain. Deanna Pai, Glamour, "The Brown Girl's Guide to Laser Hair Removal," 20 Aug. 2018 LED Light-emitting diode devices give off a narrow range of a specific wavelength of light. Allure, "The Skin-Care Glossary: A Comprehensive Guide to Everything You Need to Know," 17 Aug. 2018 According to Rachel Sharoff, licensed esthetician at Skintology Skin and Laser Center, here's a quick rundown of the most popular laser types: Diode: The diode laser is very effective for light and dark skin. Sam Escobar, Good Housekeeping, "Everything You Need to Know Before Trying Laser Hair Removal," 8 Aug. 2018 The other bit that the researchers mention in passing is that this system cannot currently be powered by laser diodes. Chris Lee, Ars Technica, "Lidar system images bullet in flight," 30 Mar. 2018 Each strip holds 50 diodes, for 100 lights in total. Michael Calore, WIRED, "This Bike's Light-Up Fork Will Never Leave You in the Dark," 29 June 2018 The dynamic auxiliary turn signals light up each auxiliary diode sequentially. Jeff Yip, Houston Chronicle, "Toyota’s all-new 2019 Avalon hits dealerships in May," 28 Apr. 2018

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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Last Updated

11 Dec 2018

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Time Traveler for diode

The first known use of diode was in 1919

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English Language Learners Definition of diode

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

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More from Merriam-Webster on diode

Rhyming Dictionary: Words that rhyme with diode

Nglish: Translation of diode for Spanish Speakers

Britannica.com: Encyclopedia article about diode

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living or existing for a long time

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