caf|feine [ `kæ,fin ] noun uncount
a substance in coffee and tea that makes you feel awake. Drinks that have had the caffeine removed are decaffeinated or caffeine-free.

Usage of the words and phrases in modern English. 2013.

Look at other dictionaries:

  • Caffeine — Caffeine …   Deutsch Wikipedia

  • caffeine — caffeine. См. кофеин. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • caffeine — trimethyl derivative of xanthine, 1830, from Ger. Kaffein, coined by chemist F.F. Runge (1795 1867), apparently from Ger. Kaffee coffee (see COFFEE (Cf. coffee)) + chemical suffix INE (Cf. ine) (2) (Ger. in). The form of the English word may be… …   Etymology dictionary

  • caffeine — ► NOUN ▪ a compound which is found in tea and coffee plants and is a stimulant of the central nervous system. DERIVATIVES caffeinated adjective. ORIGIN French caféine, from café coffee …   English terms dictionary

  • caffeine — [ka fēn′, kaf′ēn΄] n. [Ger kaffein (now coffeïn, after ModL coffea, coffee); coined by F. F. Runge (1795 1867), Ger chemist < kaffee, coffee (< Fr café < It caffè, COFFEE) + in, INE3] a bitter, crystalline alkaloid, C8H10N4O2, present in …   English World dictionary

  • Caffeine — This article is about the stimulant drug. For other uses, see Caffeine (disambiguation). Caffeine Systematic (IUPAC) name …   Wikipedia

  • caffeine — caffeinic /ka fee nik, kaf ee in ik/, adj. /ka feen , kaf een, kaf ee in/, n. Chem., Pharm. a white, crystalline, bitter alkaloid, C8H10N4O2, usually derived from coffee or tea: used in medicine chiefly as a nervous system stimulant. Also,… …   Universalium

  • Caffeine — A stimulant found naturally in coffee beans, tea leaves, cocoa beans (chocolate) and kola nuts (cola) and added to soft drinks, foods, and medicines. A cup of coffee has 100 250 milligrams of caffeine. Black tea brewed for 4 minutes has 40 100… …   Medical dictionary

  • caffeine — caf|feine [ˈkæfi:n US kæˈfi:n] n [U] [Date: 1800 1900; : German; Origin: kaffein, from kaffee coffee , from French café] a substance in tea, coffee, and some other drinks that makes you feel more active →↑decaffeinated ▪ Avoid caffeine (=drinks… …   Dictionary of contemporary English

  • caffeine — UK [ˈkæfiːn] / US [ˈkæˌfɪn] noun [uncountable] a substance in coffee and tea that makes you feel awake. Drinks that have had the caffeine removed are decaffeinated or caffeine free …   English dictionary

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