Caffeine
41caffeine — [ kafi:n] noun a crystalline compound of the alkaloid type which is found in tea and coffee plants and is a stimulant of the central nervous system. Derivatives caffeinated adjective Origin C19: from Fr. caféine, from café coffee …
42caffeine — noun (U) a substance in tea and coffee that makes you feel more active …
43caffeine — caf·feine …
44caffeine — [ˈkæfiːn] noun [U] a substance in coffee and tea that makes you feel awake …
45caffeine — caf•feine [[t]kæˈfin, ˈkæf in[/t]] n. nut a white, crystalline, bitter alkaloid, C8H10N4O2, usu. derived from coffee or tea, used medicinally as a stimulant • Etymology: 1820–30; < F caféine=café coffee+ ine ine II caf•fein•ic kæˈfi nɪk, ˌkæf… …
46caffeine — /ˈkæfin / (say kafeen) noun a bitter crystalline alkaloid, C8H10N4O2.H2O, obtained from coffee, tea, etc., used in medicine as a stimulant, diuretic, etc. {French caféine, from café coffee. See ine2 (def. 3) …
47caffeine — see COFFEE …
48caffeine — кофеин …
49caffeine — n. an alkaloid drug with stimulant action found in tea leaves and coffee beans. Etymology: F cafeacuteine f. cafeacute coffee …
50halothane caffeine contracture test. — caffeine halothane contracture test …