THC

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noun \ˌtē-(ˌ)āch-ˈsē\

Definition of THC

  1. :  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


First Known Use: 1967


Medical Dictionary

THC

play
noun \ˌtē-ˌāch-ˈsē\

Medical Definition of THC

  1. :  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 dronabinolb:  one that is present in marijuana only in minute quantities


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