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:
“Historically, these kind of events have led to, in San Francisco, anywhere from half a foot to a foot of anomalously high sea level,” Merrifield said.
From Los Angeles Times ● Aug. 10, 2026
This led to a deeper look into other factors contributing to wrongful convictions, including prosecutorial misconduct and mistaken eyewitness identifications, especially those made by witnesses with different racial backgrounds from the suspects.
From Salon ● Aug. 10, 2026
Buyers are also largely shunning markets in the Sun Belt, which has led to price cuts across many metro areas, particularly in Florida and Texas.
From MarketWatch ● Aug. 10, 2026
Joaquin Niemann led throughout to win the LIV Golf New York event on Sunday, while Jon Rahm secured his third straight season title.
From BBC ● Aug. 9, 2026
“Katie and I were led around like lambs.”
From "American Spirits" by Barb Rosenstock
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
It uses a string of LED lights laid along the track to signal to an athlete the exact rhythm he needs to break a record.
From The Wall Street Journal ● Jul. 22, 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
The LED glowpaint smeared on Nailer’s forehead gave a dim green phosphorescent view of the service ducts that made up his world.
From "Ship Breaker" by Paolo Bacigalupi
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.
