inexhaustible
adjective
in·ex·haust·ible
ˌi-nig-ˈzȯ-stə-bəl 
: not exhaustible: such as
a
: incapable of being used up
inexhaustible riches
b
: incapable of being wearied or worn out
an inexhaustible hiker
Examples of inexhaustible in a Sentence
The world's supply of oil is not inexhaustible.
He seems to have inexhaustible energy.
Recent Examples on the Web
Madrid, Spain From flamenco to football to flea markets, Spain’s capital is a city of inexhaustible delights.
—
Peter Terzian, Travel + Leisure, 8 July 2025
The thrill of Bella exploring her vampiric powers is truly a treat; the lamb becomes the lioness thanks to her own super-speed, inexhaustible strength and nifty force field-generation.
—Edward Segarra, USA Today, 1 July 2025
Likewise, though Altman claimed in January that nuclear fusion — potentially an inexhaustible source of energy — was only a few years away, the scientists working to bring it about scoff at that timeline (there’s a joke that it’s been 30 years away for the past 60 years).
—Alex Morris, Rolling Stone, 15 June 2025
Nazzaro continued to describe Panh’s artistic practice as prolific and inexhaustible.
—Zac Ntim, Deadline, 15 May 2025
See All Example Sentences for inexhaustible
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Peter Terzian, Travel + Leisure, 8 July 2025
The thrill of Bella exploring her vampiric powers is truly a treat; the lamb becomes the lioness thanks to her own super-speed, inexhaustible strength and nifty force field-generation.
—Edward Segarra, USA Today, 1 July 2025
Likewise, though Altman claimed in January that nuclear fusion — potentially an inexhaustible source of energy — was only a few years away, the scientists working to bring it about scoff at that timeline (there’s a joke that it’s been 30 years away for the past 60 years).
—Alex Morris, Rolling Stone, 15 June 2025
Nazzaro continued to describe Panh’s artistic practice as prolific and inexhaustible.
—Zac Ntim, Deadline, 15 May 2025
See All Example Sentences for inexhaustible
Cite this Entry
“Inexhaustible.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inexhaustible. Accessed 16 Jul. 2025.
Copy CitationKids Definition
inexhaustible
adjective
in·ex·haust·ible
ˌin-ig-ˈzȯ-stə-bəl
1
: impossible to use up
an inexhaustible supply
2
: impossible to tire out
an inexhaustible worker
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