LSD

See also: lsd

English

Etymology 1

Etymology tree

Latin lībra solidus dēnāriusbor.

English LSD

Borrowed from Latin lībra solidus dēnārius.

Noun

LSD (uncountable)

1. (British, Ireland, dated) Initialism of £sd (pounds, shillings, pence).
   • 1865, Charles Dickens, chapter 15, in Our Mutual Friend, London: Chapman & Hall:

     ‘Now, mark this chap’s saying Miss Wilfer, when he means L.s.d.!’ cried Mr Boffin, with a cunning wink. ‘Now, mark this chap’s making Miss Wilfer stand for Pounds, Shillings, and Pence!’

Etymology 2

From German LSD, initialism of Lysergsäure-diethylamid.

Noun

LSD (uncountable)

2. (organic chemistry) Abbreviation of lysergic acid diethylamide.

   Synonyms: (slang) acid, (slang) Lucy; see also Thesaurus:LSD

Derived terms

• 1V-LSD

Translations

lysergic acid diethylamide

• Bulgarian: ЛСД (LSD)
• German: LSD (de) n
• Māori: pōau waikawa
• Polish: LSD (pl) n
• Russian: ЛСД (ru) m (LSD)
• Swedish: LSD (sv) c

Etymology 3

Other initialisms.

Noun

LSD (countable and uncountable, plural LSDs)

1. Initialism of Lake Shore Drive (freeway in Chicago).
2. Initialism of long slow distance (training method of long-distance running).
3. (geology) Initialism of longshore drift (geological process by which sediments move along a beach shore).
4. (mechanics) Initialism of limited-slip differential.
5. (veterinary pathology) Initialism of lumpy skin disease.

Anagrams

• D/Ls, DLS, DLs, DSL, LDS, LDs, SDL, SLD, d/ls, dls

French

Etymology

Borrowed from German LSD, initialism of Lysergsäure-diethylamid.

Pronunciation

• IPA^(key): /ɛl.ɛs.de/

Noun

LSD m (uncountable)

1. LSD (lysergic acid diethylamide)

Anagrams

• dsl

German

Pronunciation

• Audio (Germany (Berlin)):

  (file)

Noun

LSD n (strong, genitive LSDs, no plural)

1. initialism of Lysergsäure-diethylamid; LSD

Declension

Declension of LSD [sg-only, neuter, strong]

	singular
	indef.	def.	noun
nominative	ein	das	LSD
genitive	eines	des	LSDs
dative	einem	dem	LSD
accusative	ein	das	LSD

Further reading

• “LSD”, in Digitales Wörterbuch der deutschen Sprache‎^[1] (in German)

Hungarian

Etymology

From German LSD, initialism of Lysergsäure-diethylamid.

Pronunciation

• IPA^(key): [ˈɛlɛʒdeː] (phonetic respelling: elesdé)
• Hyphenation: LSD
• Rhymes: -deː

Noun

LSD (plural LSD-k)

1. (organic chemistry) LSD (lysergic acid diethylamide)

   Synonym: lizergsav-dietilamid

Declension

Inflection (stem in long/high vowel, front unrounded harmony)

	singular	plural
nominative	LSD	LSD-k
accusative	LSD-t	LSD-ket
dative	LSD-nek	LSD-knek
instrumental	LSD-vel	LSD-kkel
causal-final	LSD-ért	LSD-kért
translative	LSD-vé	LSD-kké
terminative	LSD-ig	LSD-kig
essive-formal	LSD-ként	LSD-kként
essive-modal	—	—
inessive	LSD-ben	LSD-kben
superessive	LSD-n	LSD-ken
adessive	LSD-nél	LSD-knél
illative	LSD-be	LSD-kbe
sublative	LSD-re	LSD-kre
allative	LSD-hez	LSD-khez
elative	LSD-ből	LSD-kből
delative	LSD-ről	LSD-kről
ablative	LSD-től	LSD-ktől
non-attributive possessive – singular	LSD-é	LSD-ké
non-attributive possessive – plural	LSD-éi	LSD-kéi

Possessive forms of LSD

possessor	single possession	multiple possessions
1st person sing.	LSD-m	LSD-im
2nd person sing.	LSD-d	LSD-id
3rd person sing.	LSD-je	LSD-i
1st person plural	LSD-nk	LSD-ink
2nd person plural	LSD-tek	LSD-itek
3rd person plural	LSD-jük	LSD-ik

Derived terms

• LSD-s
• LSD-zik

Polish

Etymology

Unadapted borrowing from German LSD, initialism of Lysergsäure-diethylamid.

Pronunciation

• IPA^(key): /ɛl.ɛzˈdi/, /ɛl.ɛzˈdɛ/

• Audio:

  (file)

• Rhymes: -i, -ɛ
• Syllabification: L‧S‧D

Noun

LSD n (indeclinable)

1. (organic chemistry) LSD, lysergic acid diethylamide (powerful synthetic hallucinogen)

   Synonym: kwas

Further reading

• “LSD”, in Wielki słownik języka polskiego‎^[2] (in Polish), Instytut Języka Polskiego PAN
• “LSD”, in Polish dictionaries at PWN‎^[3] (in Polish)
• LSD in PWN's encyclopedia

Portuguese

Etymology

Orthographic borrowing from German LSD, initialism of Lysergsäure-diethylamid.

Pronunciation

 

• (Brazil) IPA^(key): /ˈɛ.li ˈɛ.si ˈde/

• (Brazil) IPA^(key): /ˈɛ.li ˈɛ.si ˈde/
  • (Southern Brazil) IPA^(key): /ˈɛ.le ˈɛ.se ˈde/

• (Portugal) IPA^(key): /ˌɛˈl‿ɛ.sɨ ˈde/ [ˌɛˈl‿ɛ.sɨ ˈðe]

Noun

LSD m (uncountable)

1. LSD (lysergic acid diethylamide)

Further reading

• “LSD”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026
• “LSD”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026

Romanian

Etymology

Borrowed from German LSD, initialism of Lysergsäure-diethylamid.

Pronunciation

• IPA^(key): [e.les.de]

Noun

LSD

1. LSD (lysergic acid diethylamide)

   Synonym: acid lisergic dietilamida-25

Spanish

Pronunciation

• IPA^(key): /elˈesde/ [elˈez.ð̞e]
• Rhymes: -esde

Noun

LSD m (plural LSDs)

1. LSD (drug)

Further reading

• “LSD”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025

Swedish

Noun

LSD c

1. LSD (psychedelic drug)

   Synonym: (slang) syra

Declension

Declension of LSD

		nominative	genitive
singular	indefinite	LSD	LSD:s
	definite	LSD:n	LSD:ns
plural	indefinite	—	—
	definite	—	—

References

• “LSD”, in Svensk ordbok [Dictionary of Swedish] (in Swedish)
• Svensk MeSH