Meaning Of The Word Caffeine

Real Dictionary

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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