decaffeinated

adjective

de·​caf·​fein·​at·​ed (ˌ)dē-ˈka-fə-ˌnā-təd 

-fē-ə-

: having the caffeine removed

decaffeinated coffee

decaffeinated tea

Examples of decaffeinated in a Sentence

Recent Examples on the Web

Marcus adds that some studies have suggested that information on decaffeinated coffee is limited. — Tom Gavin, EverydayHealth.com, 20 July 2026

The base of the spirit is made from decaffeinated Arabica beans from Brazil, Vietnam, and Uganda, which are roasted, ground, and finally infused over a 25-day period. — Jonah Flicker, Robb Report, 8 June 2026

Even decaffeinated coffee was able to induce rapid changes in microbial composition after reintroduction. — Javier Carbajal, Wired News, 4 May 2026

In the small study, published April 21 in Nature Communications, researchers found regularly drinking coffee − both caffeinated and decaffeinated versions − can affect the gut microbiome, influencing mood and stress. — Sara Moniuszko, USA Today, 22 Apr. 2026

Word History

First Known Use

1921, in the meaning defined above

Rhymes for decaffeinated

• abbreviated
• accelerated
• accentuated
• accommodated
• acculturated
• accumulated
• acidulated
• adjudicated
• administrated
• adulterated
• affiliated
• agglomerated

Kids Definition

decaffeinated

adjective

de·​caf·​fein·​at·​ed (ˈ)dē-ˈkaf-(ē-)ə-ˌnāt-əd 

: having the caffeine removed

decaffeinated coffee