nic·​o·​tine | \ ˈni-kə-ˌtēn How to pronounce nicotine (audio) \

Definition of nicotine

: 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 The commonwealth also will impose a new 6.6 cents per milliliter tax on liquid nicotine products used for vaping. Tyler Arnold, Washington Examiner, "Higher gas taxes and other tax increases to greet Virginians on Wednesday," 1 July 2020 Lawsuits accusing Juul of hooking minors to nicotine have ballooned, including many that name Altria as a co-defendant. David Mclaughlin,, "FTC Sues to Unwind Altria’s $12.8 Billion Juul Investment," 10 May 2020 The study will delve deep into the impact e-cigarettes have on the body and mind, including nicotine form, concentration and flavors. Emily Bamforth, cleveland, "Ohio State University to study effects of youth vaping with $5.5 million grant from American Heart Association," 23 Apr. 2020 The suggestion that vaping and cigarettes can worsen the risks from the new coronavirus has put nicotine purveyors in the spotlight. Tiffany Kary,, "Philip Morris Money Is Funding Pro-Vaping Virus Spin," 15 Apr. 2020 Reuters reports that vaping giant Juul plans to shut down sales in Indonesia, one of the world’s largest (and most unregulated) groups of users of tobacco and nicotine products. Sy Mukherjee, Fortune, "Coronavirus interruption of drug supply chain pushes Sanofi to open a firm in France," 24 Feb. 2020 Advocates of e-cigarettes compare them to nicotine gum and patches. Stephie Grob Plante, Vox, "San Francisco, the home of Juul, voted to ban e-cigarettes," 26 June 2019 Prohibit websites from recommending ads for nicotine, tobacco or alcohol. Dustin Gardiner,, "Internet bill would force tech firms to keep inappropriate content from children," 15 Mar. 2020 Another threat on the market is liquid nicotine, the kind used to refill certain types of e-cigarettes. Kyle Yasuda, STAT, "The Consumer Product Safety Commission needs to act on major threats to children," 16 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nicotine.' 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 nicotine

1817, in the meaning defined above

History and Etymology for nicotine

French, from New Latin nicotiana

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Time Traveler for nicotine

Time Traveler

The first known use of nicotine was in 1817

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Statistics for nicotine

Last Updated

15 Jul 2020

Cite this Entry

“Nicotine.” Dictionary, Merriam-Webster, Accessed 3 Aug. 2020.

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More Definitions for nicotine


How to pronounce nicotine (audio)

English Language Learners Definition of nicotine

: a poisonous substance in tobacco that makes it difficult for people to stop smoking cigarettes


nic·​o·​tine | \ ˈni-kə-ˌtēn How to pronounce nicotine (audio) \

Kids Definition of nicotine

: a poisonous substance found in small amounts in tobacco


nic·​o·​tine | \ ˈnik-ə-ˌtēn How to pronounce nicotine (audio) \

Medical Definition of nicotine

: 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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More from Merriam-Webster on nicotine

Rhyming Dictionary: Words that rhyme with nicotine

Spanish Central: Translation of nicotine

Nglish: Translation of nicotine for Spanish Speakers

Britannica English: Translation of nicotine for Arabic Speakers Encyclopedia article about nicotine

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