(electronics) A semiconductor junction device through which current flows normally in the forward direction, and in the reverse direction if a large voltage is applied.

(physics) A laser whose active medium is a form of light-emitting diode

plural of light-emitting diode

plural of organic light-emitting diode

(physics) A rectifying semiconductor device which converts electrical energy into electromagnetic radiation of a wavelength in or near the visible spectrum of light.

A light-emitting diode constructed from a thin film of an organic compound.