light-emitting diode


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

Example Sentences

Recent Examples on the Web State Farm Center arena was bathed in red to commemorate his invention of the first visible light-emitting diode in 1962. Sam Roberts, New York Times, 30 Sep. 2022 Global Lighting Technologies, a light-emitting diode, or LED, maker, in Shanghai. New York Times, 15 Mar. 2022 Replace incandescent bulbs with light-emitting diode (LED) versions. Kaylei Fear, Better Homes & Gardens, 15 Mar. 2022 Artificial light comes in different forms, including incandescent, fluorescent and light-emitting diode (LED). Rasha Hasaneen, Forbes, 5 Nov. 2021 Harvey officials also said the city has received grant money that will be used to replace 625 streetlights and 610 traffic signal lights with more energy efficient light-emitting diode technology. Mike Nolan,, 13 Aug. 2021 One hot item was 65-inch organic light-emitting diode (OLED) TVs. Tim Hornyak/tokyo, Time, 11 Aug. 2021 Investors may want to pick up a few shares of the organic light-emitting diode expert for three reasons: 1. Dallas News, 6 June 2021 Here’s how the QRNG chips from ID Quantique work, according to the company: At its core, the QRNG chip contains a light-emitting diode (LED) and an image sensor. Chris Smith, BGR, 13 Apr. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'light-emitting diode.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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.” Dictionary, Merriam-Webster, Accessed 9 Dec. 2022.

Kids Definition

light-emitting diode


More from Merriam-Webster on light-emitting diode

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words Named After People

  • name tags
  • Namesake of the leotard, Jules Léotard had what profession?
Spell It

Hear a word and type it out. How many can you get right?

Universal Daily Crossword

A daily challenge for crossword fanatics.