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[am-er-tuh-zey-shuh n, uh-mawr-] /ˌæm ər təˈzeɪ ʃən, əˌmɔr-/
an act or instance of amortizing a debt or other obligation.
the sums devoted to this purpose.
Also, amortizement.
Origin of amortization
First recorded in 1665-75, amortization is from the Medieval Latin word a(d)mortizātiōn- (stem of admortizātiō). See amortize, -ation Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for amortization
Historical Examples
  • This amortization of the Republic's debt for these improvements has been going steadily forward.

    The Panama Canal

    Frederic Jennings Haskin
  • No effort is made to levy tolls that will provide for interest charges, or for the amortization of the principal.

    The Panama Canal

    Frederic Jennings Haskin
  • Surplus revenues enabled the amortization of its debt; and by 1852 the revenue exceeded three million dollars annually.

  • "'amortization' is the word, Colonel," was Smith's prompt verdict after he had gone over Martin's summaries.

    The Real Man Francis Lynde
British Dictionary definitions for amortization


  1. the process of amortizing a debt
  2. the money devoted to amortizing a debt
(in computing the redemption yield on a bond purchased at a premium) the amount that is subtracted from the annual yield Compare accumulation (sense 3b)
Derived Forms
amortizement, amortisement (əˈmɔːtɪzmənt) noun
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 amortization

1670s, in reference to lands given to religious orders, from Medieval Latin amortizationem (nominative amortizatio), noun of action from past participle stem of amortizare (see amortize). Of debts, from 1824.

Online Etymology Dictionary, © 2010 Douglas Harper
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amortization in Culture
amortization [(am-uhr-tuh-zay-shuhn, uh-mawr-tuh-zay-shuhn)]

A term that refers either to the gradual paying off of a debt in regular installments over a period of time or to the depreciation of the “book value” (that is, the standard assessed value) of an asset over a period of time.

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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