decaffeinated

adjective

de·​caf·​fein·​at·​ed (ˌ)dē-ˈka-fə-ˌnā-təd How to pronounce decaffeinated (audio)
-fē-ə-
: having the caffeine removed
decaffeinated coffee
decaffeinated tea

Examples of decaffeinated in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
It’s decaffeinated to have roughly the same caffeine per dose as a cup of decaffeinated coffee, and its chlorogenic acid concentration is 50%. Bestreviews, Mercury News, 4 Feb. 2026 However, acute blood pressure spikes are more pronounced with coffee, Routhenstein said, so those with high blood pressure or arrhythmias may benefit from green tea or decaffeinated options. Sherri Gordon, Health, 4 Jan. 2026 Both regular and decaffeinated coffee appear to offer similar health benefits, indicating caffeine is not the only helpful component. Bryant Stamford, Louisville Courier Journal, 4 Dec. 2025 It's been determined that coffee's bioactive properties are retained when caffeine is removed from the beans to make decaffeinated coffee. Katie Wilkinson, Verywell Health, 21 Oct. 2025 See All Example Sentences for decaffeinated

Word History

First Known Use

1921, in the meaning defined above

Time Traveler
The first known use of decaffeinated was in 1921

Browse Nearby Words

Cite this Entry

“Decaffeinated.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decaffeinated. Accessed 14 Feb. 2026.

Kids Definition

decaffeinated

adjective
de·​caf·​fein·​at·​ed (ˈ)dē-ˈkaf-(ē-)ə-ˌnāt-əd How to pronounce decaffeinated (audio)
: having the caffeine removed
decaffeinated coffee

More from Merriam-Webster on decaffeinated

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster