Meaning Of The Word Caffeine

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What's the definition of Caffeine? Find Caffeine meanings, definitions and more at the Real Dictionary online.

Caffeine Meaning

Caffeine Definition
Caffeine Definition

What's The Definition Of Caffeine?

caffeine
uncountable noun: Caffeine is a chemical substance found in coffee, tea, and cocoa, which affects your brain and body and makes you more active.

caffeine in American English
a bitter, crystalline alkaloid, C8H10N4O2, present in coffee, tea, kola nuts, etc.: it prolongs the stimulating effects of cyclic AMP on the heart and central nervous system
noun: a white, crystalline, bitter alkaloid, C8H10N4O2, usually derived from coffee or tea: used in medicine chiefly as a nervous system stimulant

caffeine in British English
noun: a white crystalline bitter alkaloid responsible for the stimulant action of tea, coffee, and cocoa: a constituent of many tonics and analgesics. Formula: C8 H10N4 O2

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