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lysergic acid

[lahy-sur-jik, li-] /laɪˈsɜr dʒɪk, lɪ-/
noun, Chemistry.
a crystalline solid, C 16 H 16 N 2 O 2 , obtained from ergot or synthesized: used in the synthesis of LSD.
Origin of lysergic acid
1930-35; lys- + erg(ot) + -ic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for lysergic acid
Contemporary Examples
Historical Examples
  • lysergic acid (LSD), mescaline, and psilocybin cause illusions and hallucinations.

    What Works: Schools Without Drugs United States Department of Education
  • It had come out of the old experiments with lysergic acid and mescalin.

    Last Resort Stephen Bartholomew
British Dictionary definitions for lysergic acid

lysergic acid

/lɪˈsɜːdʒɪk; laɪ-/
a crystalline compound with a polycyclic molecular structure: used in medical research. Formula C16H16N2O2
Word Origin
C20: from (hydro)lys(is) + erg(ot) + -ic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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lysergic acid in Medicine

lysergic acid ly·ser·gic acid (lĭ-sûr'jĭk, lī-)
A crystalline alkaloid derived from ergot and used in medical research as a psychotomimetic agent.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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lysergic acid in Science
lysergic acid
  (lĭ-sûr'jĭk, lī-)   
A crystalline alkaloid that is a major constituent of ergot. It is used in medical research to induce hallucinations, delusions, and other symptoms of psychosis. The drug LSD is a derivative of lysergic acid. Chemical formula: C16H16N2O2.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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