LED, or light-emitting diode, is a solid-state semiconductor light source.
LED or led may also refer to:
LED (editor), a programmers' editor by Norsk Data Led (river), a river in northern Russia L.E.D., the former stage name of Skydiver Elley Duhé Large extra dimensions, a theory in physics Lewis electron dot structure, a diagram tracking valence electrons Local economic development, an approach to development, particularly in the Third World Leading edge devices, the part of the wing that contacts the air first Locally-employed doctor, a grade of medical practitioner in the United Kingdom Lendu language (ISO 639-3 code: led) Pulkovo Airport, Russia (IATA code: LED) Ledbury railway station, England (National Rail code: LED)
See also L. Ed., an unofficial reporter of Supreme Court of the U.S. opinions Lead, a chemical element Led Zeppelin, an English rock band (1968–1980)