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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
TikTok and other social platforms amplify the problem by exposing young audiences to nicotine products and influencers. Markus Lindblad, Forbes, 24 Jan. 2025 The Arlington Democrat is also looking to subject synthetic nicotine products like ZYN pouches to the same excise tax as tobacco products, which is projected to bring in $2 million in revenue, according to the Healey administration. Chris Van Buskirk, Boston Herald, 23 Jan. 2025 There are also lots of people who vape nicotine who’ve never smoked – for them, vaping nicotine may be harmful. Ailsa R Butler, The Conversation, 8 Jan. 2025 Travis Barker’s daughter, Alabama, is setting the record straight following reports she was recently hospitalized for nicotine withdrawal. Charna Flam, People.com, 1 Jan. 2025 See all Example Sentences for nicotine 

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 30 Jan. 2025.

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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