[ draw-doun ]
/ ˈdrɔˌdaʊn /
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a lowering of water surface level, as in a well.
a reduction or depletion: a drawdown of weapons in an arms-limitation plan.
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Origin of drawdown

1780–90, for literal sense; draw + down1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use drawdown in a sentence

British Dictionary definitions for drawdown

/ (ˈdrɔːˌdaʊn) /

a depletion or reduction, for example of supplies
a continuous decline in an investment or fund, usually expressed as a percentage between its highest and lowest levels
the intentional draining of a body of water such as a lake or reservoir, to a given depth
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

Scientific definitions for drawdown

[ drôdoun′ ]

A lowering of the water level in a reservoir or other body of water, especially as the result of withdrawal.
The difference in elevation between the level of water in a well and the level of groundwater in the area in which the well is located.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Other Idioms and Phrases with drawdown

draw down

Deplete by consuming or spending, as in The government worries about drawing down our oil reserves.

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.