[dih-fley-shuh n]


the act of deflating or the state of being deflated.
Economics. a fall in the general price level or a contraction of credit and available money (opposed to inflation).Compare disinflation.
the erosion of sand, soil, etc., by the action of the wind.

Origin of deflation

First recorded in 1890–95; deflate + -ion
Related formsde·fla·tion·ar·y, adjectivede·fla·tion·ism, nounde·fla·tion·ist, noun, adjectivenon·de·fla·tion, nounnon·de·fla·tion·ar·y, adjectiveself-de·fla·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for deflation

Contemporary Examples of deflation

Historical Examples of deflation

  • Three pairs of lungs sighed audibly in process of deflation.

    The Range Boss

    Charles Alden Seltzer

  • Deflation, on the other hand, is usually a much shorter period.

    After the Rain

    Sam Vaknin

  • It was led down the path of deflation, which the IMF has plunged half the world into.

    After the Rain

    Sam Vaknin

  • They had turned his deflation into antagonism, his ignorance into distrust.


    Jesse Franklin Bone

  • Industry during the period of deflation goes through a process like that of an over-fat man taking a Turkish bath.

    Success (Second Edition)

    Max Aitken Beaverbrook

British Dictionary definitions for deflation



the act of deflating or state of being deflated
economics a reduction in the level of total spending and economic activity resulting in lower levels of output, employment, investment, trade, profits, and pricesCompare disinflation
geology the removal of loose rock material, sand, and dust by the wind
Derived Formsdeflationary, adjectivedeflationist, noun, adjective
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

Word Origin and History for deflation

1891, "release of air," from deflate + -ion. In reference to currency or economic situations, from 1920.

Online Etymology Dictionary, © 2010 Douglas Harper

deflation in Science



The lifting and removal of fine, dry particles of silt, soil, and sand by the wind. Deflation is common in deserts and in coastal areas that have sand dunes.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

deflation in Culture


A decrease in prices, often stated as an increase in the value of money, related to a decline in spending by consumers. (Compare inflation.)

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