- U.S. Navy. a seagoing, amphibious ship capable of carrying and launching assault landing craft from a large, inner compartment that can be flooded, and of making emergency repairs at sea to smaller ships.
Origin of LSD1
- Pharmacology. a crystalline solid, C20H25N3O, the diethyl amide of lysergic acid, a powerful psychedelic drug that produces temporary hallucinations and a schizophrenic psychotic state.
Origin of LSD2
or £.s.d., l.s.d.
- pounds, shillings, and pence.
Origin of L.S.D.
Examples from the Web for lsd
The zoologist at University of Tubingen in Germany gave a bunch of spiders some LSD.Zebra Finches, Dolphins, Elephants, and More Animals Under the Influence
December 31, 2014
LSD, an illicit drug with a serious stigma, was once the darling of the psychotherapy world.Psychedelics Are Ready for a Comeback
September 8, 2014
But with LSD, because it was countercultural, and because it was used as an experimental drug, it was not marketed properly.Frances McDormand on 'Olive Kitteridge,' Dropping LSD, and Her Beef With FX's 'Fargo'
September 3, 2014
The San Francisco Examiner had no problem asking young Lewis Lapham to be an LSD guinea pig for the sake of journalism.Five Journalists Who Did Drugs for Work
June 4, 2014
Jim Carrey cracked an LSD joke while teeing up a montage of animated films.Surprise! Ellen DeGeneres is the Best Oscars Host in a Decade
March 3, 2014
It is common to have a bad psychological reaction to LSD, mescaline, and psilocybin.
Lysergic acid (LSD), mescaline, and psilocybin cause illusions and hallucinations.
- lysergic acid diethylamide; a crystalline compound prepared from lysergic acid, used in experimental medicine and taken illegally as a hallucinogenic drugInformal name (as an illegal hallucinogen): acid
.s.d. or l.s.d.
- librae, solidi, denarii
Word Origin and History for lsd
"lysergic acid diethylamide," 1950, from German "Lysergsäure-diäthylamid" (abbreviated LSD in a Swiss journal from 1947). See lysergic. L.s.d. as the abbreviation of "pounds, shillings, and pence" is recorded from 1853.
abbreviation of British currency units, from Latin librae, soldi, denarii, Roman equivalent of "pounds, shillings, pence."
- Lysergic acid diethylamide; a crystalline compound derived from lysergic acid and used as a powerful hallucinogenic drug.acid lysergide
- Short for lysergic acid diethylamide. A crystalline compound that is a synthetic derivative of lysergic acid. It is used as a powerful hallucinogenic drug. Chemical formula: C20H25N3O.