Lysergic-acid definitions

lĭ-sûr'jĭk, lī-
A crystalline alkaloid, C16 H16 N2 O2 , derived from ergot and used in medical research as a psychotomimetic agent.
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A monobasic acid, C16H16N2O2, extracted from ergot alkaloids or synthesized.
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A crystalline alkaloid, C16 H16 N2 O2 , derived from ergot and used in medical research as a psychotomimetic agent.
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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.
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(organic chemistry) 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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Origin of lysergic-acid

lys(o)– erg(ot) –ic