tet·​ra·​hy·​dro·​can·​nab·​i·​nol | \ ˌte-trə-ˌhī-drə-kə-ˈna-bə-ˌnȯl , -ˌnōl\

Definition of tetrahydrocannabinol

: thc

Examples of tetrahydrocannabinol in a Sentence

Recent Examples on the Web

Technically speaking, hemp is a variety of the cannabis plant that contains less than 0.3 percent tetrahydrocannabinol (THC), the psychoactive ingredient in marijuana. Angela Chen, The Verge, "Growing hemp is about to be legal for the first time in nearly a century," 30 Nov. 2018 The major psychoactive component of cannabis is THC (tetrahydrocannabinol), which can cross into the placenta and into breast milk. Carolyn L. Todd, SELF, "Here’s What You Need to Know About Using Marijuana While Pregnant or Breastfeeding," 12 Oct. 2018 Rat offspring exposed to THC — tetrahydrocannabinol, the chief psychoactive ingredient in cannabis — and others that were not had to learn how to press one of two levers to get a sugar pellet reward. Erik Lacitis, The Seattle Times, "‘Something wasn’t clicking’: WSU study shows offspring of pregnant rats exposed to THC have impaired development," 20 Nov. 2018 GW Pharmaceuticals grows the plants in the U.K. The FDA said Monday that the drug doesn’t cause the high that comes from the chemical tetrahydrocannabinol, or THC, which is the main psychoactive component of marijuana. Peter Loftus, WSJ, "FDA Approves First Drug Derived From Marijuana Plant," 25 June 2018 Heineken NV on Tuesday said its Lagunitas beer brand would this month launch a new line of nonalcoholic sparkling water in California, infused with tetrahydrocannabinol and a combination of THC and cannabidiol. Saabira Chaudhuri, WSJ, "Cigarette Maker Imperial Bets on Medical Cannabis," 28 June 2018 Sometimes the substance is laced with other pharmaceuticals or synthetic cannabinoids -- chemicals that can mimic the effects of tetrahydrocannabinol, or THC, the active ingredient in marijuana. Samantha Ketterer, Houston Chronicle, "North Houston smoke shop temporarily closed after police find synthetic cannabinoids," 22 June 2018 Another component, tetrahydrocannabinol (THC), is found in Sativex, a medicine prescribed to treat spasticity in multiple sclerosis—and made by a British company. The Economist, "High and mighty," 21 June 2018 The big difference with marijuana is that hemp is very low in THC (tetrahydrocannabinols), which is what causes a high. Detroit Free Press, "CBD oil: Safe and effective pain relief," 5 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tetrahydrocannabinol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of tetrahydrocannabinol

1940, in the meaning defined above

History and Etymology for tetrahydrocannabinol

tetrahydro- (combined with four atoms of hydrogen) + cannabin + -ol entry 1

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The first known use of tetrahydrocannabinol was in 1940

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More Definitions for tetrahydrocannabinol


tet·​ra·​hy·​dro·​can·​nab·​i·​nol | \ -kə-ˈnab-ə-ˌnȯl , -ˌnōl \

Medical Definition of tetrahydrocannabinol

: thc especially : thc sense a

More from Merriam-Webster on tetrahydrocannabinol

Britannica.com: Encyclopedia article about tetrahydrocannabinol

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