LSD is lysergic acid diethylamide, a psychedelic drug.

The initialism may also refer to:

Film and television

  • Love Sex aur Dhokha, a 2010 film by Dibakar Banerjee
  • Love Sex aur Dhokha 2, its 2024 sequel
  • "Lysergic Acid Diethylamide" (Fringe), a 2011 episode of the American science fiction drama television series Fringe
  • LSD - Love, Scandal and Doctors, Indian web series
  • LSD: Laal Suitcase Ta Dekhechen?, Indian film

Music

  • Left Spine Down, a Canadian cyberpunk band formed in 2001
  • LSD (group), a musical supergroup formed in 2018
  • LSD and the Search for God, an American band formed in 2005

Albums

  • LSD (Cardiacs album), 2025
  • Labrinth, Sia & Diplo Present... LSD, 2019, by LSD

Songs

  • "LSD" (song), a 2015 song by ASAP Rocky
  • "L.S.D" (Skegss song), 2014
  • "£.s.d.", a song by the Pretty Things, the B-side to the song "Come See Me", 1966
  • "L.S.D.", a song by Hawkwind from the album Electric Tepee, 1992
  • "LSD" (Gloria Groove song), 2022

Organizations

  • League of Social Democrats, a political party in Hong Kong
  • League for Spiritual Discovery, organization active in the US in the mid-to-late 1960s, promoting the use and legality of LSD
  • Louisiana School for the Deaf, Baton Rouge, US
  • Lutheran School For The Deaf, Kwai Chung, Hong Kong

Science and technology

  • Language for Systems Development, a programming language
  • Laser Schlieren Deflectometry, for gas temperature measurement
  • Fisher's least significant difference, a post-hoc statistical test for pairwise comparisons
  • Least significant digit
  • Lightweight Service Discovery
  • Limit state design in structural engineering
  • Limited slip differential, for vehicles
  • Local Peer Discovery, or Local Service Discovery
  • Line sharing device or modem sharing device
  • Linear slot HVAC diffuser
  • Log-spectral distance or log-spectral distortion
  • Low self-discharge NiMH battery
  • Low sulfur diesel, a fuel
  • Lumpy skin disease of cattle
  • Lysosomal storage disease, metabolic disorders

Other uses

  • Karolina Dean or LSD, Marvel Comics character in Runaways
  • Lake Shore Drive, Chicago, U.S.
  • Landing Ship, Dock, US Navy designation
  • Legal subdivision in Dominion Land Survey of Western Canada
  • Little Sandy Desert, a desert and bioregion in Western Australia
  • "Little" Spike Dudley, American wrestler
  • Long slow distance running training
  • LSD: Dream Emulator, a 1998 Japanese video game
  • Lsd or £sd, short for the Imperial Roman coins , , and , now used for pounds, shillings, and pence

See also