nicotine
noun
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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
Looser regulation was expected to foster innovation in e-cigarettes and other nicotine products. — The Economist, "Juuling is popular—perhaps too much so," 24 May 2018 During this time, patients are advised to stop smoking and using tobacco and nicotine products, as well as cutting out hormonal birth control methods. — Erin Nicole Celletti, Allure, "The Complete Guide to Breast Augmentation," 10 Apr. 2018 In addition to water, the liquid pods sold by Juul and other vaping companies usually contain nicotine, which is addictive, and other chemicals. — Andy Marso, kansascity, "It’s called Juul and kids are crazy about using it to vape. Can Jay Nixon stop them?," 19 June 2018 Freeing oneself from the constant cravings for nicotine, not to mention the considerable cost, can mean a kind of renewal in life. — Michael Boyce, USA TODAY, "These 3 lives were changed forever with the choice to quit smoking," 25 May 2018 Having way too much caffeine, nicotine, or some other stimulant can also make your hands shake. — Alison Goldman, SELF, "7 Possible Reasons Your Hands Are Shaking," 21 May 2018 Tim and Brian inhaled, their own communion of frankincense and nicotine, as the fog swirled down from Buena Vista Park. — Kevin Fisher-paulson, San Francisco Chronicle, "Tim has left us, but the fight continues," 14 May 2018 The results from NMS Labs show Clark tested positive for ethanol (0.09 percent), cannabinoids, codeine, alprazolam, etizolam, nicotine, hydrocodone and promethazine in his blood. — CBS News, "Coroner releases Stephon Clark autopsy, but it differs from private one commissioned by family," 1 May 2018 In addition to nicotine, e-cigarettes contain 42 chemicals, some of which are harmful. — Rachel K. Hindery, chicagotribune.com, "'Up in Smoke': OPRF hosts session aimed at helping parents prevent teens' vaping," 16 Apr. 2018These 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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More Definitions for nicotine
nicotine
noun
English Language Learners Definition of nicotine
: a poisonous substance in tobacco that makes it difficult for people to stop smoking cigarettes
See the full definition for nicotine in the English Language Learners Dictionary
nicotine
noun
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Kids Definition of nicotine
: a poisonous substance found in small amounts in tobacco
nicotine
noun
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