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

Examples of nicotine in a Sentence

Recent Examples on the Web But the swivel also aligns with Gen Z’s interest in vaping and nicotine pouches like Zyn. Sasha Rogelberg, Fortune, 19 Mar. 2024 Bennett said the toxicology report indicated his client's blood was positive for nicotine and marijuana metabolites. The Enquirer, 26 Feb. 2024 The rules also would require packaging that doesn’t appeal to children and would prohibit marijuana from being infused into alcohol, nicotine or caffeine products. Peter Hecht, Sacramento Bee, 21 Feb. 2024 On tech- and finance-centric social media, references to nicotine have spread. Bloomberg, The Mercury News, 1 Feb. 2024 To begin, the claim that flavored tobacco and nicotine products are more dangerous than regular cigarettes is unsupported by studies. David Medoza, Orange County Register, 29 Jan. 2024 Individuals who smoke menthol cigarettes show greater nicotine dependence and are less likely to successfully quit. Jethroe Moore Ii, The Mercury News, 28 Mar. 2024 Disposable e-cigs and nicotine vaporizer pens but none with refillable chambers containing visible liquid. Ed Masley, The Arizona Republic, 27 Mar. 2024 In June, Gil paid about $650 to hire a secondhand smoke consultant to assess nicotine levels in her home. Danny Nguyen, Washington Post, 15 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'nicotine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

French, from New Latin nicotiana

First Known Use

1817, in the meaning defined above

Time Traveler
The first known use of nicotine was in 1817

Cite this Entry

“Nicotine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nicotine. Accessed 16 Apr. 2024.

Kids Definition

nicotine

noun
nic·​o·​tine ˈnik-ə-ˌtēn How to pronounce nicotine (audio)
: a poisonous substance found in tobacco and used as an insecticide

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.

More from Merriam-Webster on nicotine

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