Word.ws English Dictionary

decaffeinated

UK/diːˈkæfiːneɪtəd/

decaffeinated adjective: from which caffeine has been removed (e.g. decaffeinated coffee). Also the simple past and past participle of decaffeinate.

Adjective

decaffeinated (not comparable)

  1. From which caffeine has been removed (e.g. decaffeinated coffee).

Noun

decaffeinated (countable and uncountable, plural decaffeinateds)

  1. A drink from which caffeine has been removed.
    • Nowadays, Folgers and Tasters Choice Instant decaffeinateds both sell better than Sanka.2004, Carolyn Wyman, Better Than Homemade: Amazing Foods that Changed the Way We Eat
    Synonyms:
    decaf

Also used as

decaffeinated is also the simple past and past participle of decaffeinate.

Synonyms of decaffeinated

Antonyms

Forms of decaffeinated

pluraldecaffeinateds

Origin of decaffeinated

From de- + caffeine + -ated or de- + caffeinated.

From decaffeinate + -ed.

Words formed from decaffeinated

Questions about decaffeinated

What does decaffeinated mean?
Decaffeinated means from which caffeine has been removed (e.g. decaffeinated coffee).
What part of speech is decaffeinated?
Decaffeinated can be an adjective or a noun.
How do you pronounce decaffeinated?
Decaffeinated is pronounced /diːˈkæfiːneɪtəd/ (UK).

Words near decaffeinated in the dictionary

  1. decads
  2. decaf
  3. decafentin
  4. decaff
  5. decaffeinate
  6. decaffeinated
  7. decaffeinateds
  8. decaffeinates
  9. decaffeinating
  10. decaffeination
  11. decaffeined

Source and license

Adapted from Wiktionary: decaffeinated (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-decaffeinated.wav.

Cite this entry: “decaffeinated.” Word.ws, https://word.ws/decaffeinated. Based on Wiktionary, CC BY-SA 4.0.