light-emitting diode

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light-e·mit·ting diode


light-emitting diode

(Electronics) a diode of semiconductor material, such as gallium arsenide, that emits light when a forward bias is applied, the colour depending on the semiconductor material: used as off/on indicators. Abbreviation: LED



pt. and pp. of lead 1 .


pl. LEDs, LED's.
light-emitting diode: a semiconductor diode that emits light when conducting current, used in electronic equipment, esp. for displaying readings on digital watches, calculators, etc.

light-emitting diode

See LED.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.light-emitting diode - diode such that light emitted at a p-n junction is proportional to the bias current; color depends on the material used
alphanumeric display, digital display - a display that gives the information in the form of characters (numbers or letters)
crystal rectifier, junction rectifier, semiconductor diode, diode - a semiconductor that consists of a p-n junction
OLED, organic light-emitting diode - a self-luminous diode (it glows when an electrical field is applied to the electrodes) that does not require backlighting or diffusers

light-emitting diode

[ˌlaɪtɪmɪtɪŋˈdaɪəʊd] Ndiodo m luminoso
References in periodicals archive ?
Similar to early light-emitting diode (LED) development, organic light-emitting diode (OLED) application is also hampered by a weak blue light.
By internally connecting the base and collector of a light-emitting transistor, they created a new form of light-emitting diode, which modulates at up to 7 gigahertz, breaking the speed record once again.
These lights and lenses have been changed on some vehicles from a white incandescent bulb and red lens to a red light-emitting diode (LED) and clear lens during rebuild and repair.
The displays on next-generation electronic devices will be brighter and use less power, thanks to advances in light-emitting diode technology.
The blue-green-streaked wings of the swallowtail butterfly harbor an intricate optical system with a design reminiscent of the latest in light-emitting diode technology, researchers now report.
The next step, says Hulvat, will be to produce an actual organic light-emitting diode, which glows when stimulated electrically.
31 Proceedings of the National Academy of Sciences, the researchers fit and soldered 600 light-emitting diode chips the size of dust specks into silicon housings in just 2 minutes.
That's the light-emitting diode, or LED, which is becoming increasingly prevalent in items ranging from on-off switches to taillights and traffic signals.
The new device is a type of light-emitting diode, or LED, the class of tiny, lamps found widely in electronic items and increasingly in electric equipment ranging from on-off switches to bus tail-lights.