caffeine

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Etymology

From French caféine, from café, or German Caffein, Kaffein (cp.

Pronunciation

• IPA: /ˈkæfiːn/, /kæˈfiːn/

Noun

caffeine (uncountable)

1. An alkaloid, C₈H₁₀N₄O₂, found naturally in tea and coffee plants, which acts as a mild stimulant on the central nervous system. [from 1830]

   Coordinate terms: guaranine, mateine, theine

Translations

• French: caféine
• German: Koffein, Coffein
• Italian: caffeina
• Portuguese: cafeína
• Russian: кофеи́н
• Spanish: cafeína

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