LD
LD stands for:
- Dessau Central Station (DS 100)
- Croatia (ICAO code)
- Ladder diagram , a graphical programming language standardized in IEC standard EN 61131-3, see ladder diagram
- Laser diode , a semiconductor component that generates laser radiation
- Laserdisc , a storage medium for videos
- Lethal dose , lethal dose of a certain substance or certain radiation
- Liberal Democrats , a left-wing liberal split from the FDP party
- Lietuvos draudimas , Lithuanian insurance company
- Line Dubbed , replacement of the original sound in video material
- Líneas Aéreas del Estado , Argentine airline (IATA code)
- Air Hong Kong , airline IATA code
- Linz-Donawitz process , a manufacturing process in steel production
- Lippe-Detmold , see Principality of Lippe
- the postcode area Llandrindod Wells (as the first letter of a postcode from the United Kingdom)
- Lunar Distance , the distance between the moon and the earth, see lunar orbit #Earth distance
- Roman numerals for 450
LD as a distinguishing mark on license plates:
- Germany: independent city of Landau in the Palatinate
- Great Britain: Wimbledon (for vehicles from London)
- India: Lakshadweep
- Ireland: County Longford / An Longphort
- Norway: Hoarding in Vestfold Province
ld stands for:
- loader, Unix command to call a linker, see Linker (computer program)
- logarithm dualis , base logarithm 2
