9 Grammatical Pitfalls


[dih-fleyt] /dɪˈfleɪt/
verb (used with object), deflated, deflating.
to release the air or gas from (something inflated, as a balloon):
They deflated the tires slightly to allow the truck to drive under the overpass.
to depress or reduce (a person or a person's ego, hopes, spirits, etc.); puncture; dash:
Her rebuff thoroughly deflated me.
to reduce (currency, prices, etc.) from an inflated condition; to affect with deflation.
verb (used without object), deflated, deflating.
to become deflated.
Origin of deflate
1890-95; < Latin dēflātus blown off, away (past participle of dēflāre), equivalent to dē- de- + fl(āre) to blow + -ātus -ate1
Related forms
deflator, noun
self-deflated, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for deflated
  • It's a flaccid buzzword these days, deflated by a decade of leadership seminars and management bibles.
  • With special tires deflated to provide extra traction, they conquer dunes up to a hundred feet high.
  • When the cuff is deflated, blood rushes to the fingertips.
  • It is far harder to find an example of a bubble successfully deflated.
  • Also keep in mind that the modeler used deflated equity values.
  • Musical myths are sharply deflated by some of these letters.
  • We know that humiliation, deflated pride, and cultural contrition can be improving.
  • You're right that such regulation would have deflated the housing bubble to some degree.
  • The inflated cuff briefly interrupts the flow of blood in the artery, which then resumes as the cuff is slowly deflated.
  • No one was injured, but the airship took down several power lines as it landed and deflated.
British Dictionary definitions for deflated


to collapse or cause to collapse through the release of gas
(transitive) to take away the self-esteem or conceit from
(economics) to cause deflation of (an economy, the money supply, etc)
Derived Forms
deflator, noun
Word Origin
C19: from de- + (in)flate
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for deflated



1891, in reference to balloons, coinage based on inflate. Latin deflare meant "to blow away," but in the modern word the prefix is taken in the sense of "down." Related: Deflated; deflating.

Online Etymology Dictionary, © 2010 Douglas Harper
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