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LED

LED /ˌɛlˌiːˈdiː/ noun
plural LEDs
LED
/ˌɛlˌiːˈdiː/
noun
plural LEDs
Britannica Dictionary definition of LED
[count] technical
: a device that lights up and displays information when electricity passes through it
◊ LEDs are often used to show numbers and words on electronic devices such as digital clocks. LED is an abbreviation of “light-emitting diode.”