[dih-pree-shee-ey-shuh n]
  1. decrease in value due to wear and tear, decay, decline in price, etc.
  2. such a decrease as allowed in computing the value of property for tax purposes.
  3. a decrease in the purchasing or exchange value of money.
  4. a lowering in estimation.

Origin of depreciation

An Americanism dating back to 1730–40; depreciate + -ion
Related formsnon·de·pre·ci·a·tion, nounpre·de·pre·ci·a·tion, nounre·de·pre·ci·a·tion, nounun·der·de·pre·ci·a·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for under-depreciation


  1. accounting
    1. the reduction in value of a fixed asset due to use, obsolescence, etc
    2. the amount deducted from gross profit to allow for such reduction in value
  2. accounting a modified amount permitted for purposes of tax deduction
  3. the act or an instance of depreciating or belittling; disparagement
  4. a decrease in the exchange value of currency against gold or other currencies brought about by excess supply of that currency under conditions of fluctuating exchange ratesCompare devaluation (def. 1)
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 under-depreciation



1767, "a lowering of value" (originally of currency), noun of action from depreciate. Meaning "loss of value of a durable good by age or wear" is from 1900.

Online Etymology Dictionary, © 2010 Douglas Harper

under-depreciation in Culture



A decline over time in the value of a tangible asset, such as a house or car.

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.