[ tuh-bak-oh ]
/ təˈbæk oʊ /

noun, plural to·bac·cos, to·bac·coes.

any of several plants belonging to the genus Nicotiana, of the nightshade family, especially one of those species, as N. tabacum, whose leaves are prepared for smoking or chewing or as snuff.
the prepared leaves, as used in cigarettes, cigars, and pipes.
any product or products made from such leaves.
any of various similar plants of other genera.

Origin of tobacco

1525–35; < Spanish tabaco, perhaps < Arawak: a pipe for smoking the plant, or roll of leaves smoked, or the plant


to·bac·co·less, adjectivean·ti·to·bac·co, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for tobacco

British Dictionary definitions for tobacco

/ (təˈbækəʊ) /

noun plural -cos or -coes

any of numerous solanaceous plants of the genus Nicotiana, having mildly narcotic properties, tapering hairy leaves, and tubular or funnel-shaped fragrant flowers. The species N. tabacum is cultivated as the chief source of commercial tobacco
the leaves of certain of these plants dried and prepared for snuff, chewing, or smoking

Derived forms of tobacco

tobaccoless, adjective

Word Origin for tobacco

C16: from Spanish tabaco, perhaps from Taino: leaves rolled for smoking, assumed by the Spaniards to be the name of the plant
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