exhaust

verb
ex·​haust | \ig-ˈzȯst \
exhausted; exhausting; exhausts

Definition of exhaust 

(Entry 1 of 2)

transitive verb

1a : to consume entirely : use up exhausted our funds in a week

b : to tire extremely or completely exhausted by overwork

c : to deprive of a valuable quality or constituent exhaust a soil of fertility

2a : to draw off or let out completely

b : to empty by drawing off the contents specifically : to create a vacuum in

3a : to consider or discuss (a subject) thoroughly or completely

b : to try out the whole number of exhausted all the possibilities

intransitive verb

: discharge, empty the engine exhausts through the muffler

exhaust

noun

Definition of exhaust (Entry 2 of 2)

1a : the escape of used gas or vapor from an engine

b : the gas or vapor thus escaping

2a : the conduit through which used gases escape

b : an arrangement for removing fumes, dusts, or odors from an enclosure

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Other Words from exhaust

Verb

exhauster noun
exhaustibility \ ig-​ˌzȯ-​stə-​ˈbi-​lə-​tē \ noun
exhaustible \ ig-​ˈzȯ-​stə-​bəl \ adjective

Synonyms & Antonyms for exhaust

Synonyms: Verb

absorb, burn, consume, deplete, devour, drain, draw down, expend, play out, spend, use up

Antonyms: Verb

renew, replace

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Choose the Right Synonym for exhaust

Verb

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

tire, weary, fatigue, exhaust, jade mean to make or become unable or unwilling to continue. tire implies a draining of one's strength or patience. the long ride tired us out weary stresses tiring until one is unable to endure more of the same thing. wearied of the constant arguing fatigue suggests great lassitude from excessive strain or undue effort. fatigued by the day's chores exhaust implies complete draining of strength by hard exertion. shoveling snow exhausted him jade suggests the loss of all freshness and eagerness. appetites jaded by overindulgence

Examples of exhaust in a Sentence

Verb

If they keep spending this way, they'll exhaust their savings. He can talk about baseball for hours and still feel that he hasn't exhausted the subject .

Noun

diesel exhaust from passing trucks There's a problem with the car's exhaust.
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Recent Examples on the Web: Verb

The Adelaide Archdiocese did not immediately respond to a request for clarification on whether Wilson would exhaust his appeal options before resigning. Rod Mcguirk, BostonGlobe.com, "Archbishop refuses to resign as he appeals conviction for protecting pedophile," 4 July 2018 The Adelaide Archdiocese did not immediately respond to a request for clarification on whether Wilson would exhaust his appeal options before resigning. Rod Mcguirk, chicagotribune.com, "Australia bishop appeals conviction for protecting pedophile," 4 July 2018 After exhausting that print run quickly, another 5,000 copies printed afterward disappeared equally fast. Johnforristerross, Longreads, "Taming the Great American Desert," 2 July 2018 After two years of exhausting his options, Lively turned to a group of investors who were willing to bankroll such a school as a for-profit operation. Anne Ryman, azcentral, "Arizona Summit aimed to redefine law school through diversity. What went wrong?," 16 May 2018 Media: Mark Mulligan, Houston Chronicle After exhausting the medical options available in Victoria, Oropeza started traveling to Houston for care. Tracy Maness, Houston Chronicle, "Treatment helps adults manage asthma at Memorial Hermann Greater Heights," 30 Apr. 2018 Two years later, after exhausting all of his appeals, Hinton confessed during a prison interview to killing Melendi. Charles Rabin, miamiherald, "Decades after rape and murder, a family fights to keep confessed killer behind bars | Miami Herald," 26 Mar. 2018 Bryant Shirreffs is gone after exhausting his eligibility following a career that saw his start 30 games. Matt Murschel, OrlandoSentinel.com, "Ranking the QB position in the AAC heading into spring," 15 Feb. 2018 After standing in line for an hour, San Francisco residents Brenda Jackson and Ann Tatum were exhausted themselves. Trisha Thadani, SFChronicle.com, "On 1st day, SF Mayor Breed makes herself at home and invites a few friends," 12 July 2018

Recent Examples on the Web: Noun

The technology works well for particulates, the pollution that can come from dust, smoke, and diesel exhaust and can lodge in the lungs and bloodstream. Jason Plautz, WIRED, "Cheap, Portable Sensors Are Democratizing Air-Quality Data," 11 July 2018 Install soffit vents for intake, and exhaust vents at the high point of the roof. Popular Mechanics, "3 Energy-Saving Ways To Keep Your House Cooler This Summer," 27 June 2018 Campbell said asthma is caused by dust, mold, carpets, smoke, proximity to highways and vehicle exhaust — all the things children are exposed to daily in low-income communities. Steve Lopez, latimes.com, "They're sick, traumatized, malnourished and transient — what child poverty looks like in Los Angeles," 9 June 2018 Pakenham has had exhaust fumes on the brain at least since Operation Red Dawn, in 2003. Elizabeth Royte, Daily Intelligencer, "George Pakenham is waging a one-man war on air pollution on the Upper West Side.," 10 July 2018 Even Arie, a man whose brain is filled with race car exhaust fumes, remembered his contestants' names. Anna Moeslein, Glamour, "The Bachelorette Season 14 Episode 3 Recap: Why Is Everyone Getting Injured?," 11 June 2018 The last time Pad 39A saw rocket exhaust was about three months ago, when SpaceX fired off the most powerful operational rocket in the world, the Falcon Heavy. Robin Seemangal, Popular Mechanics, "SpaceX Test-Fires New Falcon 9 Block 5 Rocket Ahead of Maiden Flight (Updated)," 4 May 2018 Motor vehicle exhaust and factory emissions are the primary sources of those pollutants — making a factory-heavy, high-traffic area like metro Detroit a major smog-maker. Keith Matheny, Detroit Free Press, "Metro Detroit, other Michigan cities violating tighter ozone rules," 1 May 2018 While these pollutants make their way out of most cars running on gasoline, diesel exhaust is a particularly big contributor. Sarah Bowman, Indianapolis Star, "The Indy 500 is actually super trashy," 21 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'exhaust.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of exhaust

Verb

1531, in the meaning defined at transitive sense 1a

Noun

1848, in the meaning defined at sense 1a

History and Etymology for exhaust

Verb

Latin exhaustus, past participle of exhaurire, from ex- + haurire to draw; akin to Middle High German œsen to empty, Greek auein to take

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Statistics for exhaust

Last Updated

9 Nov 2018

Look-up Popularity

Time Traveler for exhaust

The first known use of exhaust was in 1531

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More Definitions for exhaust

exhaust

verb

English Language Learners Definition of exhaust

 (Entry 1 of 2)

: to use all of someone's mental or physical energy : to tire out or wear out (someone) completely

: to completely use up (something, such as supplies or money)

: to try all of (something)

exhaust

noun

English Language Learners Definition of exhaust (Entry 2 of 2)

: the mixture of gases produced by an engine

: a pipe or system of pipes through which exhaust is released

exhaust

verb
ex·​haust | \ig-ˈzȯst \
exhausted; exhausting

Kids Definition of exhaust

 (Entry 1 of 2)

1 : to tire out : fatigue Hard work will exhaust you.

2 : to use up completely We've exhausted our supplies.

3 : to try out all of We exhausted all options.

exhaust

noun

Kids Definition of exhaust (Entry 2 of 2)

1 : the gas that escapes from an engine

2 : a system of pipes through which exhaust escapes

exhaust

transitive verb
ex·​haust | \ig-ˈzȯst \

Medical Definition of exhaust 

1a : to draw off or let out completely

b : to empty by drawing off the contents specifically : to create a vacuum in

2a : to use up : consume completely

b : to tire extremely or completely exhausted by overwork

3 : to extract completely with a solvent exhaust a drug with alcohol

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exhaust

transitive verb
ex·​haust

Legal Definition of exhaust 

: to use up or consume entirely: as

a : to try all of (available remedies) the applicant has exhausted the remedies available in the courts of the StateU.S. Code

b : to bring (a claim) through all available prior levels of review each of his claims would now be exhausted— W. R. LaFave and J. H. Israel

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Comments on exhaust

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