What does caffeine mean?

n. a substance found in drinks like coffee and tea that helps you stay awake and alert

caffeine

🇺🇸 /kæˈfiːn/ 🇬🇧 /ˈkæfiːn/

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noun

a substance found in drinks like coffee and tea that helps you stay awake and alert

Drinking a cup of coffee gives you a caffeine boost to start your day.

a substance found in drinks like coffee and tea that helps you stay awake and alert

Plural caffeines