Definitions
a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects
Word origin
Borrowed from French caféine, from café (“coffee”), or German Caffein, Kaffein (cp. Coffein, Koffein), from Kaffee (“coffee”) (cp. Kaffe, Koffee, Koffe), or Italian caffè (“coffee”) + -ine.
Used in a sentence
“For example, 0.100 grams of caffeine yield by combustion, by weight, 0.180 grammes of carbonic acid.”
“The US Food and Drug Administration defines this limit as anything more than 400 milligrams of caffeine daily for healthy adults. This is equivalent to four or five cups of coffee.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Coffee stimulant”8 letters
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