nicotine
[ nik-uh-teen, -tin, nik-uh-teen ]
/ ˈnɪk əˌtin, -tɪn, ˌnɪk əˈtin /
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noun Chemistry.
a colorless, oily, water-soluble, highly toxic, liquid alkaloid, C10H14N2, found in tobacco and valued as an insecticide.
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OTHER WORDS FROM nicotine
nic·o·tined, adjectivenic·o·tine·less, adjectiveWords nearby nicotine
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for nicotine
British Dictionary definitions for nicotine
nicotine
/ (ˈnɪkəˌtiːn) /
noun
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
Derived forms of nicotine
nicotined, adjectivenicotinic (ˌnɪkəˈtɪnɪk), adjectiveWord Origin for nicotine
C19: from French, from New Latin herba nicotiana Nicot's plant, named after J. Nicot (1530–1600), French diplomat who introduced tobacco into France
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for nicotine
nicotine
[ nĭk′ə-tēn′ ]
n.
A colorless, poisonous alkaloid derived from the tobacco plant and used as an insecticide. It is the substance in tobacco to which smokers can become addicted.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for nicotine
nicotine
[ nĭk′ə-tēn′ ]
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: C10H14N2.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for nicotine
nicotine
[ (nik-uh-teen) ]
A poisonous chemical substance found in the tobacco plant.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.