deplete

verb

de·​plete di-ˈplēt How to pronounce deplete (audio)
depleted; depleting; depletes

transitive verb

1
: to empty of a principal substance
The lake was depleted of water.
depleting the country of its natural resources
2
: to lessen markedly in quantity, content, power, or value
deplete our life savings
their depleted resources
depletable adjective
depleter noun
depletion noun
depletive adjective

Did you know?

The de- prefix often means "do the opposite of", so deplete means the opposite of "fill". Thus, for example, a kitchen's food supplies can be rapidly depleted by hungry teenagers. But deplete often suggests something more serious. Desertions can deplete an army; layoffs can deplete an office staff; and too much time in bed can rapidly deplete your muscular strength.

Choose the Right Synonym for deplete

deplete, drain, exhaust, impoverish, bankrupt mean to deprive of something essential to existence or potency.

deplete implies a reduction in number or quantity so as to endanger the ability to function.

depleting our natural resources

drain implies a gradual withdrawal and ultimate deprivation of what is necessary to an existence.

personal tragedy had drained him of all spirit

exhaust stresses a complete emptying.

her lecture exhausted the subject

impoverish suggests a deprivation of something essential to richness or productiveness.

impoverished soil

bankrupt suggests impoverishment to the point of imminent collapse.

war had bankrupted the nation of resources

Examples of deplete in a Sentence

Activities such as logging and mining deplete our natural resources. We completely depleted our life savings when we bought our new house.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This imbalance—funding Putin’s war by depleting other sectors—has fueled inflation, worsened by ruble depreciation and import costs. Jeffrey Sonnenfeld, Time, 15 Oct. 2025 In the months since, Hamas suffered several setbacks including Israel's 12-day war in Iran in June, which helped to deplete the militant group's supply of ammunition. Joey Garrison, USA Today, 14 Oct. 2025 The report noted that the bay’s famous seagrass beds were undergoing a massive die-off, accompanied by algal blooms that depleted oxygen levels, thereby killing fish in large numbers. Jerome Lorenz, The Conversation, 14 Oct. 2025 However, the analysis showed that compared to the ratios of different isotopes of sulfur on Earth, the moon seems to be depleted in sulfur-33 (meaning sulfur with 33 neutrons), which is one of the four stable sulfur isotopes (sulfur-32, sulfur-34 and sulfur-36 being the others). Keith Cooper, Space.com, 13 Oct. 2025 See All Example Sentences for deplete

Word History

Etymology

borrowed from Latin dēplētus, past participle of dēplēre "to drain, draw off, empty out," from dē- de- + plērē "to fill" — more at full entry 1

First Known Use

1807, in the meaning defined at sense 1

Time Traveler
The first known use of deplete was in 1807

Browse Nearby Words

Cite this Entry

“Deplete.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deplete. Accessed 17 Oct. 2025.

Kids Definition

deplete

verb
de·​plete di-ˈplēt How to pronounce deplete (audio)
depleted; depleting
: to reduce in amount by using up : exhaust especially of strength or resources
soil depleted of minerals
a depleted treasury
depletion noun

Medical Definition

deplete

transitive verb
de·​plete di-ˈplēt How to pronounce deplete (audio)
depleted; depleting
: to empty (as the blood vessels) of a principal substance
a body depleted by excessive blood loss
tissues depleted of vitamins

More from Merriam-Webster on deplete

Last Updated: - Updated example sentences
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