NICOTINE

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does nicotine mean? 

• NICOTINE (noun)
  The noun NICOTINE has 1 sense:

1. an alkaloid poison that occurs in tobacco; used in medicine and as an insecticide

  Familiarity information: NICOTINE used as a noun is very rare.

 Dictionary entry details 

• NICOTINE (noun)

Sense 1

Meaning:

An alkaloid poison that occurs in tobacco; used in medicine and as an insecticide

Classified under:

Nouns denoting substances

Hypernyms ("nicotine" is a kind of...):

pressor; vasoconstrictive; vasoconstrictor (any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure)

alkaloid (natural bases containing nitrogen found in plants)

phytotoxin; plant toxin (any substance produced by plants that is similar in its properties to extracellular bacterial toxin)

Holonyms ("nicotine" is a substance of...):

baccy; tobacco (leaves of the tobacco plant dried and prepared for smoking or ingestion)

 Context examples 

As he held out his hand to Holmes, I perceived that it was also stained with yellow nicotine.

(The Return of Sherlock Holmes, by Sir Arthur Conan Doyle)

When it enters the body, nicotine causes an increased heart rate and use of oxygen by the heart, and a sense of well-being and relaxation.

(Nicotine, NCI Dictionary)

As a result, peripheral vasoconstriction, tachycardia, and elevated blood pressure may be observed with nicotine intake.

(Nicotine, NCI Thesaurus)

When e-cigarettes are used, the nicotine solution turns into a mist that can be inhaled into the lungs.

(E-cigarette, NCI Dictionary)

This allele, which encodes cytochrome P450 2A6 protein, plays a role in the hydroxylation of coumarin and oxidation of nicotine.

(CYP2A6 wt Allele, NCI Thesaurus)

Smoking cigars can lead to nicotine addiction and can cause cancers of the mouth, larynx (voice box), esophagus, lung, and pancreas.

(Cigar, NCI Dictionary)

Smoking cigarettes can lead to nicotine addiction and can cause many types of cancer, including cancers of the lung, larynx, mouth, esophagus, throat, kidney, bladder, pancreas, stomach, and cervix, and acute myeloid leukemia.

(Cigarette, NCI Dictionary)

A prescription is not needed for nicotine gum.

(Nicotine gum, NCI Dictionary)

The nicotine is absorbed through the lining of the mouth and lungs and goes into the blood.

(Nicotine inhaler, NCI Dictionary)

Upon administration of the spray into the nostrils, nicotine is taken up from the nasal mucosa into the bloodstream.

(Nicotine nasal spray, NCI Thesaurus)