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.