caffeine
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
That finding suggests that substances other than caffeine may contribute to some of coffee's effects on cognition.
From Science Daily ● Sep. 28, 2026
But Tarasenko, 26, is unable to feed his caffeine habit, as his favourite fizzy drink is no longer in stock at his local supermarket.
From Barron's ● Sep. 27, 2026
A simple question about chilled caffeine has sparked heated debates on couches and online about workplace decorum, highlighting shifting expectations of professionalism.
From The Wall Street Journal ● Sep. 25, 2026
But caffeine hangs around in the body and blocks the build-up of sleepiness throughout the day.
From BBC ● Sep. 22, 2026
I was caffeine jittery and surly and perfectly capable of wasting his money.
From "Kindred" by Octavia Butler
