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THC

noun \ ˌtē-(ˌ)āch-ˈsē \
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Definition of THC

: either of two physiologically active isomers C21H30O2 from hemp plant resin; especially : one that is the chief intoxicant in marijuana

Origin and Etymology of thc

tetrahydrocannabinol

Medical Dictionary

THC

noun \ ˌtē-ˌāch-ˈsē \

medical Definition of THC

: either of two physiologically active isomers C21H30O2 that occur naturally in hemp plant resin or are synthetically prepared:
a : one that is the chief intoxicant in marijuana and is used medicinally — called also delta-9-tetrahydrocannabinol, delta-9-THC; see dronabinol
b : one that is present in marijuana only in minute quantities

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