: a nonintoxicating cannabinoid found in cannabis and hemp : cannabidiol
More than a dozen medical trials in the past decade have shown that treatments containing THC (and some that combine THC with another derivative called cannabidiol, or CBD) not only ease pain in MS patients but also alleviate other problems associated with the disease.—
Nathan Seppa
Nathan SeppaUnder Leni's Law, named for a child whose daily seizures are mitigated by CBD usage, CBD oils [=oils containing cannabidiol] can't contain more than 3 percent THC "relative to CBD." For example if an oil has 10 mg of CBD, it could have no more than 0.3 mg of THC.—Andrew J. Yawn
Andrew J. Yawn1
cash before delivery
2
central business district
Examples of CBD in a Sentence
Recent Examples on the Web
Thomas Andersen, Rolling Stone, 2 Apr. 2026
Key Takeaways Mixing CBD and alcohol can increase the risk of liver injury, especially at higher doses.
—Maggie O'Neill, Verywell Health, 1 Apr. 2026
Manufacturers also use chemical processes to convert CBD from hemp into THC.
—Tiney Ricciardi, Denver Post, 30 Mar. 2026
Active marijuana use, including medical and CBD, while in the Army, remains prohibited.
—Isa Almeida, Oklahoman, 25 Mar. 2026
See All Example Sentences for CBD
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Noun
Together, these developments are laying the foundation for a market in which cannabinoids beyond THC and CBD play a much larger commercial role.
—Thomas Andersen, Rolling Stone, 2 Apr. 2026
Key Takeaways Mixing CBD and alcohol can increase the risk of liver injury, especially at higher doses.
—Maggie O'Neill, Verywell Health, 1 Apr. 2026
Manufacturers also use chemical processes to convert CBD from hemp into THC.
—Tiney Ricciardi, Denver Post, 30 Mar. 2026
Active marijuana use, including medical and CBD, while in the Army, remains prohibited.
—Isa Almeida, Oklahoman, 25 Mar. 2026
See All Example Sentences for CBD
Cite this Entry
“CBD.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/CBD. Accessed 7 Apr. 2026.
Copy CitationMedical Definition
CBD
1 of 2 noun
: a nonintoxicating cannabinoid found in cannabis and hemp : cannabidiol
Under Leni's Law, named for a child whose daily seizures are mitigated by CBD usage, CBD oils can't contain more than 3 percent THC "relative to CBD." For example if an oil has 10 mg of CBD, it could have no more than 0.3 mg of THC.—Andrew J. Yawn
Andrew J. YawnCBD
2 of 2 abbreviation1
closed bladder drainage
2
common bile duct
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