decaffeinated

decaffeinated

[dee-kaf-uh-ney-tid]
adjective
having part or all of the caffeine extracted: decaffeinated tea.

Origin:
de- + caffeinated

Dictionary.com Unabridged

decaffeinate

[dee-kaf-uh-neyt, -kaf-ee-uh-]
verb (used with object), decaffeinated, decaffeinating.
to extract caffeine from: to decaffeinate coffee.

Origin:
1925–30; de- + caffein + -ate1

decaffeination, noun
decaffeinator, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
decaffeinate (dɪˈkæfɪˌneɪt)
 
vb
(tr) to remove all or part of the caffeine from (coffee, tea, etc)

Collins English Dictionary - Complete & Unabridged 10th Edition
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Word Origin & History

decaffeinate
1927, from de- + caffeine + -ate. Related: Decaffeinated.
Online Etymology Dictionary, © 2010 Douglas Harper
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