scopolamine

noun

sco·pol·amine | \ skō-ˈpä-lə-ˌmēn

, -mən \

Definition of scopolamine

: a poisonous alkaloid C₁₇H₂₁NO₄ similar to atropine that is found in various solanaceous plants and is used for its anticholinergic effects (such as preventing nausea in motion sickness and inducing mydriasis)

— called also hyoscine

Examples of scopolamine in a Sentence

Recent Examples on the Web Ruis is suing the CHRB for absolving Baffert of a positive for scopolamine, a byproduct of jimsonweed, after Justify tested for the drug after winning the 2018 Santa Anita Derby. — Los Angeles Times, 1 Oct. 2021 Justify, for example, kept his victory in the 2018 Santa Anita Derby after Baffert successfully argued that a positive test for the anti-nausea drug scopolamine was caused by jimson weed in the future Triple Crown winner’s feed. — Childs Walker, baltimoresun.com, 10 May 2021 Justify tested positive for the drug scopolamine, which can help optimize a horse’s heart rate, after winning the 2018 Santa Anita Derby. — Jonas Shaffer, baltimoresun.com, 10 May 2021 Most equine medical experts believe that scopolamine is not a performance enhancing substance. — John Cherwa, Los Angeles Times, 10 Dec. 2020 Baffert has claimed that the small amounts of scopolamine found in Justify were due to jimson weed contaminating his feed supply. — Dan Wolken, USA TODAY, 22 Dec. 2020 Justify has tested positive for scopolamine, a drug found in jimson weed. — John Cherwa, Los Angeles Times, 10 Dec. 2020 Using a technique called mass spectrometry, Robinson and his colleagues studied the chemical composition of four of the bundles and found the compounds scopolamine and atropine—the same chemical mixture that’s found in datura. — Kiona N. Smith, Ars Technica, 24 Nov. 2020 Of course, pollination is slightly hazardous work when your food of choice is laced with scopolamine. — Kiona N. Smith, Ars Technica, 24 Nov. 2020

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

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Last Updated

12 Oct 2021

Cite this Entry

“Scopolamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/scopolamine. Accessed 19 Oct. 2021.

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More Definitions for scopolamine

scopolamine

noun

sco·pol·amine | \ skō-ˈpäl-ə-ˌmēn, -mən

Medical Definition of scopolamine

: a poisonous alkaloid C₁₇H₂₁NO₄ similar to atropine that is found in various solanaceous plants (as jimsonweed) and is used chiefly in the form of its hydrated hydrobromide C₁₇H₂₁NO₄·HBr·3H₂O for its anticholinergic effects (as preventing nausea in motion sickness and inducing mydriasis)

— called also hyoscine