lysergic acid

noun

An organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid, derived from an alkaloid found in ergot; its amide derivatives are widely used as pharmaceuticals and as hallucinogenic drugs (LSD).

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Meanings

nounlysergic acid (uncountable)
  1. uncountablechemistryAn organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid, derived from an alkaloid found in ergot; its amide derivatives are widely used as pharmaceuticals and as hallucinogenic drugs (LSD).

    However, a new substance was obtained in good yield on gentle acidification, which possessed both acid and basic properties and which we have named lysergic acid.

    1934 January 22, Walter A. Jacobs, “The Ergot Alkaloids: II. The degrataion of ergotinine with alkali lysergic acid”, in J. Biol. Chem., page 547

Translations

Catalan àcid lisèrgic
  • àcid lisèrgicthe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Chinese Mandarin 麥角酸 /麦角酸
  • 麥角酸 /麦角酸 (màijiǎosuān)the organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Finnish lysergihappo
  • lysergihappothe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
French acide lysergique
  • acide lysergiquethe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
German Lysergsäure
  • Lysergsäurethe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Greek λυσεργικό οξύ
  • λυσεργικό οξύ (lysergikó oxý)the organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Italian acido lisergico
  • acido lisergicothe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Japanese リゼルグ酸
  • リゼルグ酸 (rizerugu san)the organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Polish kwas lizergowy
  • kwas lizergowythe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Portuguese ácido lisérgico
  • ácido lisérgicothe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Romanian acid lisergic
  • acid lisergicthe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Russian лизерги́новая кислота́
  • лизерги́новая кислота́ (lizergínovaja kislotá)the organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Spanish ácido lisérgico
  • ácido lisérgicothe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Swedish lysergsyra
  • lysergsyrathe organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid
Cite this entry
APA

lysergic acid. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/lysergic%20acid

MLA

“lysergic acid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/lysergic%20acid. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “lysergic acid,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/lysergic%20acid.

Source: lysergic acid on Wiktionary, CC BY-SA 4.0.