led
verb
simple past tense and past participle of lead.
led
1 American
[led]
/ lɛd /
verb
LED
2
American
[el-ee-dee, led]
/ ˈɛlˌiˈdi, lɛd /
noun
LED
1
British
abbreviation
led
2
British
/ lɛd /
verb
LED
Scientific
/ ĕl′ē-dē′,lĕd /
-
Short for light-emitting diode. An electronic semiconductor device that emits light when an electric current passes through it. They are considerably more efficient than incandescent bulbs, and rarely burn out. LEDs are used in many applications such as flat-screen video displays, and increasingly as general sources of light.
-
See also semiconductor laser
Other Word Forms
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Led by a wellness coach, Dad’s Link Golf Club blends community, fatherhood and fellowship to help dads focus on mental health.
From Los Angeles Times • Jun. 19, 2026
China’s 2007 infrastructure boom: Led by a property and construction rush, materials and industrials stocks surged threefold into the October 2007 top, only to collapse 65% to 85% a year later.
From MarketWatch • Jun. 2, 2026
Led by postdoctoral researcher Lauren Carnevale, the group worked with Scripps Research Professor John Yates III, a leading expert in mass spectrometry and holder of the John Lytton Young Endowed Chair.
From Science Daily • May 31, 2026
Led by higher gasoline costs, prices rose by 3.8% in the 12 months through April, the highest inflation in three years.
From The Wall Street Journal • May 14, 2026
I looked up in the middle of a Led Zeppelin drum solo, and my dad was sitting on the beat-up old couch about 8 feet in front of my bass drum.
From "Drums, Girls, and Dangerous Pie" by Jordan Sonnenblick
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
