led

¹ American  

[led] / lɛd /

verb

1. simple past tense and past participle of lead.

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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.

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LED ¹ British  

abbreviation

1. light-emitting diode

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led ² British  

/ lɛd /

verb

1. the past tense and past participle of lead 1

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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

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Other Word Forms

• unled adjective
• well-led adjective

Example Sentences

In her April 8 speech, Ms. Rodriguez acknowledged the economic collapse that led to the mass emigration of both the Venezuelan professional class and the poor.

From The Wall Street Journal • Apr. 19, 2026

Iranian officials are so far silent on whether their own team, led by parliamentary speaker Mohammad Bagher Ghalibaf, will return to Pakistan.

From BBC • Apr. 19, 2026

He pointed out that the rally in March 2000 was also led by just a few stocks.

From MarketWatch • Apr. 19, 2026

The research was led by North Carolina State University, with contributions from multiple institutions including the University of Utah, and was published on in the journal Nature Physics.

From Science Daily • Apr. 19, 2026

‘Yes,’ said Torak, ‘I do. After all, if he hadn’t led us to the Walker’s valley, we wouldn’t have seen the stone claw, and then we wouldn’t have known anything about a stone tooth.’

From "Wolf Brother" by Michelle Paver