Caffeine Definition

kafēn, kafēn
noun
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.
Webster's New World
Synonyms:
  • caffein

Origin of Caffeine

  • German Kaffein (from Kaffee coffee) or French caféine both from French café coffee café

    From American Heritage Dictionary of the English Language, 5th Edition

  • From French caféine, from café (“coffee”) or German Koffein, from Kaffee (“coffee”)

    From Wiktionary

Caffeine Sentence Examples

  • The chief of these are coffee or caffeine and atropine.

  • It often relieves neuralgia, especially when combined with caffeine and quinine.

  • Caffeine (formerly known as theme) is the alkaloid of tea, and is identical with that of coffee, guarana, mate and kola nut.

  • A pint of hot strong coffee may be introduced into the rectum, and caffeine in large doses - ten or twenty grains of the carbonate - may be given by the mouth.

  • Green tea contains caffeine as well as a chemical called epigallocatechin gallate, or EGCG.

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Words Starting With

CCACAF

Words Ending With

ENEINE

Unscrambles

caffeine

Words Starting With C and Ending With E

Starts With C & Ends With EStarts With CA & Ends With EStarts With C & Ends With NE

Word Length

8 Letter Words8 Letter Words Starting With C8 Letter Words Ending With E