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Definition of LSD
: a semisynthetic illicit organic compound C20H25N3O derived from ergot that induces extreme sensory distortions, altered perceptions of reality, and intense emotional states, that may also produce delusions or paranoia, and that may sometimes cause panic reactions in response to the effects experienced —called also lysergic acid diethylamide
From the M-W Editors
Origin and Etymology of lsd
German Lysergsäure-Diäthylamid lysergic acid diethylamide
LSD Defined for English Language Learners
LSD
playDefinition of LSD for English Language Learners
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: an illegal drug that causes people to see and hear things that do not really exist
Medical Dictionary
LSD
playMedical Definition of LSD
: a semisynthetic illicit organic compound C20H25N3O derived from ergot that induces extreme sensory distortions, altered perceptions of reality, and intense emotional states, that may also produce delusions or paranoia, and that may sometimes cause panic reactions in response to the effects experienced—called also acid, lysergic acid diethylamide, lysergide
Learn More about lsd
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See words that rhyme with LSD Spanish Central: Translation of LSD Nglish: Translation of LSD for Spanish speakers Britannica.com: Encyclopedia article about LSD
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