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nicotine
Definitions
[ˈnɪkətiːn], (Noun)
Definitions:
- a toxic colourless or yellowish oily liquid which is the chief active constituent of tobacco. It acts as a stimulant in small doses, but in larger amounts blocks the action of autonomic nerve and skeletal muscle cells
Phrases:
Origin
:
early 19th century: from French, from nicotiana + -ine
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definition by Oxford Dictionaries