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  • led
    led
    verb
    simple past tense and past participle of lead.
  • LED
    LED
    noun
    light-emitting diode: a semiconductor diode that emits light when conducting current and is used in electronic displays, indoor and outdoor lighting, etc.
Synonyms

led

1 American  
[led] / lɛd /

verb

  1. simple past tense and past participle of lead.


LED 2 American  
[el-ee-dee, led] / ˈɛlˌiˈdi, lɛd /

noun

  1. light-emitting diode: a semiconductor diode that emits light when conducting current and is used in electronic displays, indoor and outdoor lighting, etc.


LED 1 British  

abbreviation

  1. light-emitting diode

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

led 2 British  
/ lɛd /

verb

  1. the past tense and past participle of lead 1

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

LED Scientific  
/ ĕl′ē-dē,lĕd /
  1. 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.

  2. 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:

“Ford’s stock has been out of favor on the Street. … We believe momentum is turning,” Citi analysts led by Michael Ward said in a note Wednesday.

From MarketWatch Jul. 29, 2026

But visa restrictions and federal attempts to overhaul higher education have led to a dip in foreign enrollment, experts say.

From Los Angeles Times Jul. 29, 2026

These conditions have led to a "flash drought", the EA has said.

From BBC Jul. 29, 2026

The companies that manage Kuwait’s oil sector signed a $16 billion lease agreement with a group of investors led by Blackstone, Brookfield and KKR.

From The Wall Street Journal Jul. 29, 2026

Leah typically led the sessions, with Kate, Maggie, or both, serving as mediums.

From "American Spirits" by Barb Rosenstock

To create the sequence, Nolan’s team built a sort of silo on the beach, rigging it with minuscule LED lights to mimic sunlight leaking through chinks in the horse’s hull.

From The Wall Street Journal Jul. 20, 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

He added bespoke Poliform fixtures and finishes as well as indoor LED lighting.

From MarketWatch Jul. 14, 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

In the dim LED light she could see stone steps.

From "The Graveyard Book" by Neil Gaiman

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