light-emitting diode

noun

light-emit·​ting diode ˈlīt-ē-ˈmi-tiŋ- How to pronounce light-emitting diode (audio)
: led

Examples of light-emitting diode in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Replace standard bulbs with light-emitting diodes (LED). Evan Moore, Charlotte Observer, 18 Feb. 2025 This particular mask is embedded with 132 light-emitting diode bulbs: 66 red and 66 near-infrared. Sophie Cockett, Glamour, 13 Feb. 2025 Typically referred to as light therapy or LED face masks, these contraptions use light-emitting diodes to shine light at specific wavelengths onto the skin for various purposes like reducing wrinkles, firming the skin and controlling acne. Melinda Wenner Moyer, New York Times, 20 Jan. 2025 This one has nearly 2,700 Waterford Crystal triangles bolted to nearly 700 light-emitting diode modules. James Barron, New York Times, 16 Jan. 2025 See all Example Sentences for light-emitting diode 

Word History

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of light-emitting diode was in 1962

Dictionary Entries Near light-emitting diode

Cite this Entry

“Light-emitting diode.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/light-emitting%20diode. Accessed 22 Feb. 2025.

Kids Definition

light-emitting diode

noun
: LED

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