Definition of nicotine in English English dictionary
An alkaloid (C10H14N2), commonly occurring in the tobacco plant. In small doses it is a habit-forming stimulant; in larger doses it is toxic and is often used in insecticides
The main active ingredient of tobacco Extremely toxic and causing irritation of lung tissues, constriction of blood vessels, increased blood pressure and heart rate, and, in general, central nervous system stimulation
It is a colorless, transparent, oily liquid, having an acrid odor, and an acrid burning taste
Nicotine is the substance in tobacco that people can become addicted to. Nicotine marks stained his chin and fingers. a substance in tobacco which makes it difficult for people to stop smoking (Jean Nicot (1530-1604), French diplomat who first brought tobacco into France). Principal alkaloid of tobacco, occurring throughout the plant but mostly in the leaves. It is a heterocyclic compound, containing a pyridine ring; its chemical formula is C10H14N. Nicotine is the chief addictive ingredient (see drug addiction) in cigarettes and cigars and in snuff. It has a unique biphasic effect: Inhaled in short puffs it is a stimulant, but when inhaled slowly and deeply it can be a tranquilizer. In larger doses, nicotine is a highly toxic poison, used as an insecticide, fumigant, and vermifuge
An alkaloid (C{10}H{14}N{2}), commonly occurring in the tobacco plant. In small doses it is a habit-forming stimulant, in larger doses it is toxic and is often used in insecticides. It is possibly a carcinogen
An alkaloid derived from the tobacco plant that is responsible for smoking's psychoactive and addictive effects; is toxic at high doses but can be safe and effective as medicine at lower doses
an alkaloid poison that occurs in tobacco; used in medicine and as an insecticide
Say: nih-keh-teen This chemical is found in stinky cigarettes and is the reason why kids get hooked on the smoking habit Say no to nicotine - it's nasty!
{i} toxic alkaloid found in tobacco (used as insecticide in its liquid form); tobacco products (Slang)
any of a range of related alkaloids found in various species of the genus Nicotiana, especially Nicotiana tabacum which is cultivated for the manufacture of cigarettes
An electronic cigarette (e-cig or e-cigarette), personal vaporizer (PV) or electronic nicotine delivery system (ENDS) (not to be confused with smokeless cigarettes) is a battery-powered device which simulates tobacco smoking patented in 1963 by Herbert A. Gilbert