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单词 nicotine
释义

nicotine

noun

nic·​o·​tine ˈni-kə-ˌtēn How to pronounce nicotine (audio)
: a poisonous alkaloid C10H14N2 that is the chief active principle of tobacco and is used as an insecticide

Example Sentences

Recent Examples on the Web However, the website devoted to its Krave nicotine gummies brand on Friday marked the product as discontinued. Kate Gibson, CBS News, 19 Aug. 2022 Zyn nicotine-pouch brand is the U.S. market leader. Ben Dummett, WSJ, 17 Aug. 2022 Oral nicotine and vaping are risky but not quite as bad. Dr. Keith Roach, oregonlive, 10 Aug. 2022 While most cigarettes are smoked within two to five minutes, e-cigarettes can last up to 20 minutes, delivering more nicotine and damaging chemicals to the lungs. Anchorage Daily News, 22 July 2022 After Wednesday, any new synthetic nicotine product without premarket authorization from the FDA cannot be legally marketed. Jen Christensen, CNN, 14 July 2022 Just one Juul pod contains as much nicotine as a pack of 20 traditional cigarettes, the manufacturer has said. Mary Kekatos, ABC News, 6 July 2022 That might include proving adult smokers are likely to quit smoking in favor of the electronic, nicotine-delivery devices and teens are unlikely to get hooked on them. Ken Alltucker, USA TODAY, 27 June 2022 However, the effects of pure nicotine – not cigarettes, which contain over 7,000 other chemicals – aren’t well-studied. Q.ai - Powering A Personal Wealth Movement, Forbes, 24 June 2022 See More

Word History

Etymology

French, from New Latin nicotiana

First Known Use

1817, in the meaning defined above

Kids Definition

nicotine

noun

nic·​o·​tine ˈni-kə-ˌtēn How to pronounce nicotine (audio)
: a poisonous substance found in small amounts in tobacco

Medical Definition

nicotine

noun

nic·​o·​tine ˈnik-ə-ˌtēn How to pronounce nicotine (audio)
: a poisonous alkaloid C10H14N2 that is the chief active principle of tobacco and that is used as an insecticide and is sometimes used in smoking cessation aids

Note: Trademarks for nicotine include Nicoderm, Nicorette, and Nicotrol.

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更新时间:2024/11/11 1:11:21