Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A compound, C21H30O2, obtained from cannabis or made synthetically, that is the primary intoxicant in marijuana and hashish.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • initialism organic chemistry tetrahydrocannabinol

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun psychoactive substance present in marijuana

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[t(etra)h(ydro)c(annabinol).]

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Examples

  • But as long as we're engineering ourselves to have chlorophyll, maybe we could add in THC, and sit around clipping our hair and toenails and smoking it.

    INTERVIEW: Paolo Bacigalupi 2009

  • THC is the engine of the high, but the other aromatic essential oils drive the nature of the intoxication and the palliative effects.

    Boutique buds: What underground mom-and-pop growers did while we debated legalization Adrian Higgins 2010

  • Breeders are now making varieties that are lower in THC but higher in another cannabinoid called CBD, considered helpful in treating illness without the high.

    Boutique buds: What underground mom-and-pop growers did while we debated legalization Adrian Higgins 2010

  • As the increase of THC is pumped into the bloodstream, there are no measurable tools to indicate the level of what might be considered an intoxicated level for marijuana, and any classification of such a level [one toke] could be considered illegal and on par with alcohol?

    2008 June 28 « Unambiguously Ambidextrous 2008

  • As the increase of THC is pumped into the bloodstream, there are no measurable tools to indicate the level of what might be considered an intoxicated level for marijuana, and any classification of such a level [one toke] could be considered illegal and on par with alcohol?

    Smoking And Driving? Nonsense. « Unambiguously Ambidextrous 2008

  • As the increase of THC is pumped into the bloodstream, there are no measurable tools to indicate the level of what might be considered an intoxicated level for marijuana, and any classification of such a level [one toke] could be considered illegal and on par with alcohol?

    2008 June « Unambiguously Ambidextrous 2008

  • THC is the main active ingredient of Cannabis sativa – marijuana.

    THC Shown to Fight Lung Cancer, | Impact Lab 2007

  • If the donor blood is rich in THC, cocaine, heroin, or other valuable blood byproducts, the entire volume of is extracted.

    Archive 2007-09-01 2007

  • Delta-9-THC is highly lipid-soluble and has a half-life of five days, which means that it diffuses widely throughout the human body and remains there for quite some time: an occasional user can fail a urine test three days after smoking a single joint, and a heavy user may test positive after abstaining from marijuana for more than a month.

    Reefer Madness 1994

  • Delta-9-THC is highly lipid-soluble and has a half-life of five days, which means that it diffuses widely throughout the human body and remains there for quite some time: an occasional user can fail a urine test three days after smoking a single joint, and a heavy user may test positive after abstaining from marijuana for more than a month.

    Reefer Madness 1994

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