exhaust

1 of 2

verb

ex·​haust ig-ˈzȯst How to pronounce exhaust (audio)
exhausted; exhausting; exhausts

transitive verb

1
a
: 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
2
a
: to draw off or let out completely
b
: to empty by drawing off the contents
specifically : to create a vacuum in
3
a
: 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
exhauster noun
exhaustibility noun
exhaustible adjective

exhaust

2 of 2

noun

1
a
: the escape of used gas or vapor from an engine
b
: the gas or vapor thus escaping
2
a
: the conduit through which used gases escape
b
: an arrangement for removing fumes, dusts, or odors from an enclosure
3
Choose the Right Synonym for exhaust

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.
Recent Examples on the Web
Verb
In the spring of 2021, with Americans exhausted and edgy and many only recently vaccinated, Sole-Smith emerged as a voice of reassurance. Lisa Miller, New York Times, 21 Apr. 2024 Rather than exhaust yourself, let a robot vacuum do all the work. Toni Sutton, Peoplemag, 17 Apr. 2024 The bullpen has been exhausted and unable to keep leads when needed. Jordan McPherson, Miami Herald, 16 Apr. 2024 Current Ukrainian soldiers are exhausted, as Russian troops are now on the offensive, two years into its full-scale invasion. Suzanne Nuyen, NPR, 12 Apr. 2024 So, after watching Glasnow exhaust every tantalizing weapon in his highly touted arsenal, Roberts let his new ace relax for the night’s final couple of innings. Jack Harris, Los Angeles Times, 10 Apr. 2024 The court dismissed the Portuguese case on the basis that the claimants had not exhausted all legal avenues in their national court system first. Laura Paddison, CNN, 9 Apr. 2024 Even when just about every type of silhouette or shape has been exhausted by designers of yesteryear, Adusei manages to develop exciting forms and off-the-cuff details that separate his clothes from the rest. Indya Brown, Essence, 5 Apr. 2024 The only Mountain West player in the game for seniors who have exhausted their eligibility finished with 16 points on 6 of 8 shooting to go with four assists and a steal in 23 minutes. Mark Zeigler, San Diego Union-Tribune, 6 Apr. 2024
Noun
The short clip is a quick teaser but does include a glimpse of its silhouette and a preview of its exhaust note. Bryan Hood, Robb Report, 11 Apr. 2024 Electric vehicles have far fewer parts than gasoline cars — no radiators, exhaust pipes, fuel tanks, fan belts or complicated gearboxes. Jack Ewing, New York Times, 9 Apr. 2024 The interior was outfitted with mushroom leather, and the body was painted midnight blue, with L.E.D. lights in the now ornamental exhaust pipes. Michael Schulman, The New Yorker, 25 Mar. 2024 Common sources of the carcinogen in indoor and outdoor air include building materials, furniture, garages (thanks to car exhaust), heating and cooking systems, and cigarette smoking. Jessica Chia, SELF, 12 Mar. 2024 The pungent black smoke from his exhaust pipe gave him headaches. Lenny Rashid Ruvaga, The Christian Science Monitor, 11 Mar. 2024 Pre-injections prime the cylinder to increase combustion rates, which translates to cleaner exhaust. Michael Van Runkle, Forbes, 27 Feb. 2024 The exhaust system also offers selectable modes: quiet, normal, sport and Baja. Mark Phelan, Detroit Free Press, 21 Mar. 2024 Dong tried a number of fixes, including deep cleaning the kitchen hoods and exhaust system, installing charcoal filters, and even cooking meat at his other locations and driving it to the Northeast Portland restaurant, according to the city’s records. Emi Tuyetnhi Tran, NBC News, 20 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'exhaust.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Verb

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

First Known Use

Verb

1531, in the meaning defined at transitive sense 1a

Noun

1848, in the meaning defined at sense 1a

Time Traveler
The first known use of exhaust was in 1531

Dictionary Entries Near exhaust

Cite this Entry

“Exhaust.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exhaust. Accessed 25 Apr. 2024.

Kids Definition

exhaust

1 of 2 verb
ex·​haust ig-ˈzȯst How to pronounce exhaust (audio)
1
a
: to use up completely
exhausted our funds
b
: to use up all of the mental or physical energy of : tire, wear out
2
a
: to draw off or let out completely
exhaust the air from the jar
b
: to empty by drawing something from
3
: to try out all of
they exhausted all possibilities
exhauster noun
exhaustibility noun
exhaustible adjective

exhaust

2 of 2 noun
1
: the gas that escapes from an engine
2
: a system of pipes through which exhaust escapes

Medical Definition

exhaust

transitive verb
ex·​haust ig-ˈzȯst How to pronounce exhaust (audio)
1
a
: to draw off or let out completely
b
: to empty by drawing off the contents
specifically : to create a vacuum in
2
a
: 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

Legal Definition

exhaust

transitive verb
ex·​haust
: 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 exhaustedW. R. LaFave and J. H. Israel

More from Merriam-Webster on exhaust

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