Definition of tobacco in English:
noun (plural tobaccos)
1 [mass noun] A preparation of the nicotine-rich leaves of an American plant, which are cured by a process of drying and fermentation for smoking or chewing.
- This can happen due to variety of reasons, the commonest being smoking or chewing tobacco.
- The socioeconomic differences are more marked for smoking than for chewing tobacco.
- One of the major problems with smoking and chewing tobacco has to do with the chemical nicotine.
2 (also tobacco plant) The plant of the nightshade family which yields tobacco, native to tropical America. It is widely cultivated in warm regions, especially in the US and China.
- Nicotiana tabacum, family Solanaceae
- The integral mana of the tobacco plant has been abused as have the Native Americans from whom the plant was taken.
- Both tobacco, as a model plant species, and alfalfa have been transformed with the assembled constructs.
- While the tobacco plant is indigenous to North America, it is now commercially cultivated and naturalized in most sub tropical countries.
Definition of tobacco in:
- US English dictionary