nicotine

[nik-uh-teen, -tin, nik-uh-teen]

noun

Chemistry.

1. a colorless, oily, water-soluble, highly toxic, liquid alkaloid, C 1 0 H 1 4 N 2 , found in tobacco and valued as an insecticide.

nicotine

/ ˈnɪkəˌtiːn, ˌnɪkəˈtɪnɪk /

noun

1. a colourless oily acrid toxic liquid that turns yellowish-brown in air and light: the principal alkaloid in tobacco, used as an agricultural insecticide. Formula: C 10 H 14 N 2

nicotine

1. A colorless, poisonous compound occurring naturally in the tobacco plant. It is used in medicine and as an insecticide, and it is the substance in tobacco products to which smokers can become addicted. Nicotine is an alkaloid. Chemical formula: C ₁₀ H ₁₄ N ₂ .

nicotine

1. A poisonous chemical substance found in the tobacco plant.

Other Word Forms

• nicotined adjective
• nicotineless adjective
• nicotinic adjective

Word History and Origins

Origin of nicotine¹

From French, dating back to 1810–20; nicotiana, -ine ²

Word History and Origins

Origin of nicotine¹

C19: from French, from New Latin herba nicotiana Nicot's plant, named after J. Nicot (1530–1600), French diplomat who introduced tobacco into France

Example Sentences

Vaping and nicotine pouches have surged to make up nearly 70% of the company's UK revenue in the last five years.

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"In response to this strong progress, the tobacco industry is fighting back with new nicotine products, aggressively targeting young people. Governments must act faster and stronger in implementing proven tobacco-control policies," he added.

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His defunded research studies how to use the device to reduce cigarette cravings and nicotine withdrawal.

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By adding a replaceable nicotine pod and a USB recharging port, they can be sold as reusable, but Mr Wright suspects many are still being thrown away.

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Up until recently, she put full-time modeling on hold to focus on Blip, a nicotine replacement brand she co-founded.

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