How to Use diode in a Sentence
diode
noun-
My blue diode laser cutter isn't that fast, not even on cardstock.
—New Atlas, 29 Jan. 2026
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And my blue diode is even wider at 80-100 microns.
—New Atlas, 14 Nov. 2025
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Paul Rothchild, who was our producer, looked in his bag and pulled out a diode.
—Devon Ivie, Vulture, 28 Sep. 2021
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Their round eyes and satisfied grins are rendered with light emitting diodes.
—Will Knight, WIRED, 26 June 2023
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In each bulb are red, white, green and blue diodes, which can be mixed and matched to create any number of colors.
—USA TODAY, 25 June 2019
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The new display shines red, green, and blue laser diodes at a spatial light modulator.
—IEEE Spectrum, 8 May 2024
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The price of the bulb’s fundamental component, the blue diode, had crashed.
—The Economist, 4 Jan. 2020
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Depending on how many grids the tube has, it is called a diode (no grids), a triode (one grid), a tetrode (two grids), and so on.
—IEEE Spectrum, 29 Oct. 2020
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That means the alternator bearings are spinning and the diode bridge is working.
—Ray Magliozzi, courant.com, 15 June 2018
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The speed controller, employing diodes and relays, was pretty advanced for the time.
—Kevin A. Wilson, Car and Driver, 31 Mar. 2023
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Zhu is working on diodes that convert electricity into light.
—Margi Murphy, Fox News, 1 June 2017
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At many practices, there’s no difference in cost between the YAG and diode.
—Deanna Pai, Glamour, 20 Aug. 2018
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The other bit that the researchers mention in passing is that this system cannot currently be powered by laser diodes.
—Chris Lee, Ars Technica, 30 Mar. 2018
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For 10 years, Baker has run clean-room training courses during which students make a diode.
—Gwendolyn Rak, IEEE Spectrum, 25 Sep. 2025
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Its systems can deposit layers of chemicals just atoms thick that grow the crystals needed to make chips and light-emitting diodes.
—Paul Mozur and Jack Ewing, New York Times, 16 Sep. 2016
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Light-emitting diodes glow 18 hours a day, providing the equivalent of full sunshine.
—Jonathan M. Pitts, baltimoresun.com, 8 Aug. 2017
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The secret to MicroLED is the tiny trio of diodes—red, green and blue—which make up each pixel.
—David Pierce, WSJ, 8 Jan. 2019
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Osram’s contribution to the lidar system is a laser chip whose four diodes were all made in one piece, then separated.
—IEEE Spectrum, 11 Nov. 2016
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As a teenager, David worked an after-school job for his father, testing diodes and semiconductors in the house’s garage.
—Anjeanette Damon, ProPublica, 11 May 2023
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State-of-the-art aluminum nitride diodes are tested at Nagoya University.
—IEEE Spectrum, 30 Jan. 2024
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The diode also takes a reading with the LEDs shut off, to measure the sunlight that is passing through the leaf from above.
—New Atlas, 27 Nov. 2024
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The researchers suggest this could lead to new ways of creating atomic-scale superconducting diodes.
—IEEE Spectrum, 14 Mar. 2023
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LEDs work by sending electricity through a diode that generates light without much heat.
—George Petras, USA TODAY, 2 Aug. 2023
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Moreover, the power relay and a diode are integrated to manage power flow and protect the system.
—Mrigakshi Dixit, Interesting Engineering, 1 Sep. 2025
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Plus, the diodes are intentionally arranged with more in the middle and fewer on the edges in order to uniformly dispense light.
—Quincy Bulin, Better Homes & Gardens, 15 Mar. 2023
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Asymmetric contacts such as Pd-Sc were used for the optoelectronic diode.
—IEEE Spectrum, 20 Oct. 2017
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Such tools are very different from those used in a laser-diode foundry, where the typical wafer diameter is considerably smaller.
—Roel Baets, IEEE Spectrum, 8 Apr. 2023
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Osram supplies laser diodes for devices such as the Apple Watch and iris scanners used in Samsung smartphones.
—Washington Post, 15 Feb. 2019
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Nano-scale light control Each diode is approximately 100 times smaller than a human cell.
—Georgina Jedikovska, Interesting Engineering, 24 Nov. 2025
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The team selected a multimode laser diode, which is widely used in medical and industrial equipment.
—Aamir Khollam, Interesting Engineering, 10 Oct. 2025
Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'diode.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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