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

  • n. Any of various organic substances, such as THC, found in cannabis.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Substance that is structurally related to tetrahydrocannabinol (THC), a psychoactive compound present in cannabis, or that bind to cannabinoid receptors.


Sorry, no etymologies found.


  • Figure 5.2 Avoiding the Issue We call the cannabinoid system the “can’t avoid” system because when it’s activated, the fact is, it’s awfully hard to avoid the foods you should.

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  • THC acts upon specific sites in the brain, called cannabinoid receptors, kicking off a series of cellular reactions that ultimately lead to the "high" that users experience when they smoke marijuana.

    Discouraging the use of marijuana, but gently | RELIGION Blog |

  • There are these receptors in the brain called cannabinoid receptors.

    CNN Transcript May 14, 2009

  • The drugs, known as cannabinoid-receptor, or CB-1, antagonists, are designed to block certain brain receptors that regulate appetite.

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  • This actually blocks what is known as the cannabinoid receptors in the brain.

    CNN Transcript Jan 3, 2008

  • When one of our systems, called the cannabinoid system described on page 161, is turned on, hormones in the body block the ability of insulin to get muscle to use sugar, and we accumulate sugar in our bloodstream as our metabolism actually becomes less efficient.

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  • PEEKE: And the pill actually is called a cannabinoid (ph) one receptor blocker for crying out loud.

    CNN Transcript Feb 15, 2006

  • In studies, drugs have been developed to block a receptor in the brain that is activated by cannabis compounds called the cannabinoid CB1 receptor in the hope that the drugs would reduce hunger.

  • THC finds brain cells, or neurons, with specific kinds of receptors called cannabinoid receptors, to which it binds.


  • THC is the main active ingredient in marijuana because it affects the brain by binding to and activating specific receptors, known as cannabinoid receptors.

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