There are 2 definitions of LED in English:

LED

Line breaks: LED
Pronunciation: /ɛliːˈdiː
 
/

noun

  • A light-emitting diode (a semiconductor diode which glows when a voltage is applied): light sources can be fluorescent tubes, optical fibres, or LEDs [as modifier]: an LED display
    More example sentences
    • Companies are developing ways to use organic light-emitting diodes as a source for lighting up rooms.
    • Japanese scientists have proposed a solution to the puzzle of why blue light-emitting diodes are so bright.
    • Powerful light-emitting diodes have been shown to help heal wounds in laboratory animals and are now being tested on humans at the Medical College of Wisconsin.

Origin

1960s: abbreviation.

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody

There are 2 definitions of LED in English:

led

Line breaks: led
Pronunciation: /lɛd
 
/
  • past and past participle of lead1.

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