unquenchable
adjective
un·quench·able
ˌən-ˈkwen-chə-bəl 
: unable to be quenched
an unquenchable flame
especially
: not capable of being satisfied, quelled, or discouraged
an unquenchable thirst/desire
unquenchable optimism
Examples of unquenchable in a Sentence
from a very early age she displayed an unquenchable curiosity about the natural world
Recent Examples on the Web
Sterling Glass had many health problems as a child—swollen feet, night sweats, nausea and vomiting, unquenchable thirst, and fatigue that often left him too exhausted to go to school.
—
Liz Szabo, Scientific American, 14 Oct. 2025
This cardinal fire sign isn’t afraid to live life to the fullest, often with an unquenchable thirst for a challenge.
—Cori Sears, Better Homes & Gardens, 29 Sep. 2025
Clutch the Bald Eagle possesses an unquenchable thirst for adventure, soaring across the United States and embracing every culture, game and moment with boundless curiosity and optimism.
—Michelle Kaufman, Miami Herald, 25 Sep. 2025
Just a really unquenchable thirst.
—Annie Heilbrunn, San Diego Union-Tribune, 19 Sep. 2025
See All Example Sentences for unquenchable
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Liz Szabo, Scientific American, 14 Oct. 2025
This cardinal fire sign isn’t afraid to live life to the fullest, often with an unquenchable thirst for a challenge.
—Cori Sears, Better Homes & Gardens, 29 Sep. 2025
Clutch the Bald Eagle possesses an unquenchable thirst for adventure, soaring across the United States and embracing every culture, game and moment with boundless curiosity and optimism.
—Michelle Kaufman, Miami Herald, 25 Sep. 2025
Just a really unquenchable thirst.
—Annie Heilbrunn, San Diego Union-Tribune, 19 Sep. 2025
See All Example Sentences for unquenchable
Cite this Entry
“Unquenchable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unquenchable. Accessed 24 Oct. 2025.
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