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caffein

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caf·feine also caf·fein  (k-fn, kfn, kf-n)
n.
A bitter white alkaloid, C8H10N4O2, often derived from tea or coffee and used in medicine chiefly as a mild stimulant and to treat certain kinds of headache.
[German Kaffein (from Kaffee, coffee) or French caféine, both from French café, coffee; see café.]
caffein·ated (kf-ntd) adj.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.caffein - a bitter alkaloid found in coffee and tea that is responsible for their stimulating effectscaffein - a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects
caffeine
coffee, java - a beverage consisting of an infusion of ground coffee beans; "he ordered a cup of coffee"
tea - a beverage made by steeping tea leaves in water; "iced tea is a cooling drink"
alkaloid - natural bases containing nitrogen found in plants
Translations
caffein caffeine [ˈkæfiːn] N → cafeína f
caffein(e)
n → Koffein nt
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