SINCE 1828
THC
noun
\ ˌtē-(ˌ)āch-ˈsē
\
\
Definition of THC
: either of two physiologically active isomers C21H30O2 from hemp plant resin
especially
: one that is the chief intoxicant in marijuana
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More Definitions for THC
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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