Medical Dictionary


noun to·bac·co \tə-ˈbak-(ˌ)ō\
plural to·bac·cos

Medical Definition of TOBACCO

:  any plant of the genus Nicotiana; especially :  an annual South American herb (N. tabacum) cultivated for its leaves
:  the leaves of cultivated tobacco prepared for use in smoking or chewing or as snuff
:  manufactured products of tobacco; also :  the use of tobacco as a practice

Illustration of TOBACCO

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears