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 easy-to-charge portable device can be mistaken for a flash drive and delivers an atomized nicotine salt, for which Juul holds a patent. Alex Norcia, The New Republic, 25 May 2021 The suits allege Juul planted the seeds for a youth addiction epidemic that would make nicotine cool again after years of historic declines in cigarette smoking. Jamie Ducharme, Time, 17 May 2021 The city currently has one license for the sale of tobacco, cigarette, alternative nicotine products, alternative tobacco products and vapor products. Steve Lord,, 13 May 2021 In recent years, the FDA has enacted a series of regulations that have significantly shaped the ways in which Americans buy and consume nicotine. Jamie Ducharme, Time, 29 Apr. 2021 Lowering nicotine in cigarettes has been a subject of discussion inside the FDA since the 1990s. Jennifer Maloney, WSJ, 19 Apr. 2021 That is when the nicotine and other chemicals in cigarette smoke stick to indoor surfaces and can lead to potential health hazard, especially children, according to the Mayo Clinic. Melissa Locker, Southern Living, 14 May 2021 Officers arrived and found five teenagers loitering on the tracks, smoking nicotine vapes. cleveland, 7 May 2021 The programs help with devising a plan and often provide free nicotine gums and patches. Matthew Perrone, Star Tribune, 28 Mar. 2021

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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Learn More About nicotine

Time Traveler for nicotine

Time Traveler

The first known use of nicotine was in 1817

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Statistics for nicotine

Last Updated

10 Jun 2021

Cite this Entry

“Nicotine.” Dictionary, Merriam-Webster, Accessed 20 Jun. 2021.

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More Definitions for nicotine



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.

More from Merriam-Webster on nicotine

Nglish: Translation of nicotine for Spanish Speakers

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


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