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

They are probably the same instincts that led him to give these annual gifts to his children.

From MarketWatch • Apr. 13, 2026

By then, de Gaulle was the undisputed leader of the provisional French government, though impatience with the limitations on his power led him to resign the following year.

From The Wall Street Journal • Apr. 13, 2026

The findings come from an international study published in Scientific Reports, led by scientists from the National Centre for Earth Observation at the Universities of Leicester, Sheffield and Edinburgh.

From Science Daily • Apr. 13, 2026

Reinvesting that in Mark Robins and Efan Ekoku, with a young Chris Sutton emerging at Carrow Road, the Canaries led until matchday 26, before an Eric Cantona-inspired Manchester United ploughed a route to the top.

From BBC • Apr. 13, 2026

She led me inside the classroom, where Avery was curled into a ball under a table.

From "Keeping Pace" by Laurie Morrison