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[in-fley-shuh n] /ɪnˈfleɪ ʃən/
Economics. a persistent, substantial rise in the general level of prices related to an increase in the volume of money and resulting in the loss of value of currency (opposed to deflation).
the act of inflating.
the state of being inflated.
Origin of inflation
1300-50; Middle English inflacio(u)n < Latin inflātiōn- (stem of inflātiō). See inflate, -ion
Related forms
anti-inflation, noun, adjective
noninflation, noun
overinflation, noun
reinflation, noun
self-inflation, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for inflation
Contemporary Examples
Historical Examples
  • We are in a period of inflation and we cannot avoid the results.

    Herbert Hoover Vernon Kellogg
  • We shall have a remedy for this the moment the tide of inflation turns.

    Herbert Hoover Vernon Kellogg
  • Astronomy and inflation: and by inflation we mean expansion of the attenuated.

    The Book of the Damned Charles Fort
  • Then the results of the inflation came with relentless and rapid pace.

  • I candidly answered that I could not see the end of the inflation.

British Dictionary definitions for inflation


the act of inflating or state of being inflated
(economics) a progressive increase in the general level of prices brought about by an expansion in demand or the money supply (demand-pull inflation) or by autonomous increases in costs (cost-push inflation) Compare deflation
(informal) the rate of increase of prices
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 inflation

mid-14c., "swelling caused by gathering of 'wind' in the body; flatulence;" figuratively, "outbursts of pride," from Latin inflationem (nominative inflatio) "a puffing up; flatulence," noun of action from past participle stem of inflare "blow into, puff up," from in- "into" (see in- (2)) + flare "to blow" (see blow (v.1)). Monetary sense of "enlargement of prices" (originally by an increase in the amount of money in circulation) first recorded 1838 in American English.

Online Etymology Dictionary, © 2010 Douglas Harper
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inflation in Medicine

inflation in·fla·tion (ĭn-flā'shən)

  1. Distention with a fluid or gas.

  2. The act of distending an organ or body part with a fluid or gas.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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inflation in Culture

inflation definition

A general increase in prices.

The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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