noun Chemistry, Pharmacology.
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OTHER WORDS FROM caffeinecaf·fein·ic [ka-fee-nik, kaf-ee-in-ik], /kæˈfi nɪk, ˌkæf iˈɪn ɪk/, adjectivenon·caf·feine, nounnon·caf·fein·ic, adjective
Words nearby caffeine
Example sentences from the Web for caffeine
The Pentagon security reviewers must have been suffering a dearth of caffeine or sleep.‘They Don’t Call It SEAL Team 6-Year-Old for Nothing’: Commandos Clash Over Tell-All Book|Kimberly Dozier|November 3, 2014|DAILY BEAST
The story gets out that Obama skipped his usual afternoon dose of caffeine heading toward the U.N. meeting.Obama, the Coffee Salute, and the Dementia on the Right|Sally Kohn|September 25, 2014|DAILY BEAST
This clean source of caffeine is the next noble, and healthy, substitute for your daily cup of coffee.Bye Bye Latté, Hello Guayusa: Why The Amazon Holds the Secret to a Cleaner, Healthier Caffeine|Brandon Presser|August 29, 2014|DAILY BEAST
A “caffeine nap,” or a quick cup of something caffeinated followed by a nap, outperforms both a nap or caffeine independently.
Einöther authored the most comprehensive review of research on caffeine to date.
To reduce the quantity of caffeine contained in coffee has been the aim of many coffee producers.Woman's Institute Library of Cookery, Vol. 5|Woman's Institute of Domestic Arts and Sciences
A few more sips and the caffeine and chemical cocktail begins to work, to give me a "rush" – or perhaps just a nudge.Dreaming of Dreaming|Peter E. Williams
The first trial to combat or prevent this drowsiness was made with caffeine.
Caffeine, theophylline, and theobromine are not found in animal tissues, but are fairly widely distributed in plants.The Chemistry of Plant Life|Roscoe Wilfred Thatcher
Caffeine is also useful in headache, neuralgia, and asthma and as a general tonic.The Medicinal Plants of the Philippines|T. H. Pardo de Tavera