exhaustion

noun

ex·​haus·​tion ig-ˈzȯs-chən How to pronounce exhaustion (audio)
Synonyms of exhaustionnext
: the act or process of exhausting : the state of being exhausted

Examples of exhaustion in a Sentence

He worked to the point of complete exhaustion. the exhaustion of our natural resources
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.
But at times, the exhaustion — both physical and emotional — shows through. Julia Poe, Chicago Tribune, 13 Feb. 2026 Sinclair’s work on senescence intersects with new therapeutic directions in oncology, from CAR-T failures linked to T-cell exhaustion to the growing interest in senolytic adjuvants. Gilberto Lopes, STAT, 12 Feb. 2026 There’s a collective exhaustion with aggression, dominance being dressed up as confidence and leadership styles that demand sacrifice without offering sustainability. Kelly Ehlers, Rolling Stone, 10 Feb. 2026 But six days into 2025, Peter Seidler’s widow contested control of the team in a lawsuit brought against her brothers-in-law, and manager Mike Shildt retired 11 days after the season ended, citing exhaustion, while many on his staff and in the front office had been exhausted by him. Kevin Acee, San Diego Union-Tribune, 8 Feb. 2026 See All Example Sentences for exhaustion

Word History

First Known Use

1615, in the meaning defined above

Time Traveler
The first known use of exhaustion was in 1615

Browse Nearby Words

Cite this Entry

“Exhaustion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exhaustion. Accessed 17 Feb. 2026.

Kids Definition

exhaustion

noun
ex·​haus·​tion ig-ˈzȯs-chən How to pronounce exhaustion (audio)
1
: the act of exhausting
2
: the state of being exhausted

Medical Definition

exhaustion

noun
ex·​haus·​tion ig-ˈzȯs-chən How to pronounce exhaustion (audio)
1
: the act or process of exhausting : the state of being exhausted
suffered from physical and mental exhaustion
see heat exhaustion
2
: neurosis following overstrain or overexertion especially in military combat

Legal Definition

exhaustion

noun
ex·​haus·​tion
: the act or process of exhausting
even after the exhaustion of direct appellate reviewW. R. LaFave and J. H. Israel
specifically : exhaustion of remedies

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