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.
See Examples For:
Walter, 66, chief executive of Chicago investment firm Guggenheim Partners, led a group that included another Guggenheim executive and Magic Johnson in acquiring the Dodgers for $2.15 billion in 2012.
From Los Angeles Times ● Aug. 16, 2026
So that’s one positive example—I mean, I’m very cynical about it, but I do think it led to a good outcome.
From Slate ● Aug. 16, 2026
The interconnectedness of the small town has led to other complications.
From The Wall Street Journal ● Aug. 16, 2026
Two studies led by Ludwig Princeton's Jenna AbuSalim and Director Joshua Rabinowitz offer new insight into that process.
From Science Daily ● Aug. 15, 2026
It took the techs a moment, but they eventually had her in hand and led her off the platform.
From "Glitch" by Laura Martin
In those experiments, they used an LED, an incoherent light source, to produce polarization-entangled photons.
From Science Daily ● Aug. 8, 2026
Daktronics is a leader in designing, engineering and manufacturing digital LED display technology and audio systems.
From Los Angeles Times ● Aug. 7, 2026
In the meantime, the tower's 400,000-euro outdoor LED screen has been turned off for months after online memes re-imagined it as the baleful eye of Sauron's fortress of Barad-dur from "The Lord of the Rings".
From Barron's ● Jul. 17, 2026
As the band launches into Dirty Harry, the long, pitch-side LED screens light up with a cartoon choir, singing the song's refrain, "all I do is dance".
From BBC ● Jun. 21, 2026
Following her finger and squinting into the distance I could barely pick out the pulse of a red LED bobbing on the waves.
From "Miss Peregrine's Home for Peculiar Children" by Ransom Riggs
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.
