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nicotine

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noun nic·o·tine \ˈni-kə-ˌtēn\

Simple Definition of nicotine

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

Full Definition of nicotine

  1. :  a poisonous alkaloid C10H14N2 that is the chief active principle of tobacco and is used as an insecticide

Origin of nicotine

French, from New Latin nicotiana


First Known Use: 1819


NICOTINE Defined for Kids

nicotine

play
noun nic·o·tine \ˈni-kə-ˌtēn\

Definition of nicotine

  1. :  a poisonous substance found in small amounts in tobacco




Medical Dictionary

nicotine

play
noun nic·o·tine \ˈnik-ə-ˌtēn\

Medical Definition of nicotine

  1. :  a poisonous alkaloid C10H14N2 that is the chief active principle of tobacco and that is used as an insecticide



Biographical Note for nicotine

Ni·cot \nē-kō\play Jean (1530?–1600), French diplomat. While French ambassador to Portugal, Nicot introduced tobacco to France by sending tobacco seeds as a gift to the French court in 1560. Linnaeus named the plant genus Nicotiana in his honor in 1753.



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