indefatigable
adjective
in·de·fat·i·ga·ble
ˌin-di-ˈfa-ti-gə-bəl 
: incapable of being fatigued : untiring
an indefatigable worker
Synonyms
Examples of indefatigable in a Sentence
a person of indefatigable patience
an indefatigable laborer who can work from sunrise to sunset
Recent Examples on the Web
But Cox may be buoyed by his indefatigable support for Trump's unfounded claims that Biden's 2020 victory was illegitimate — a view that around two-thirds of Republicans still subscribe to nationally.
—
Geoffrey Skelley, ABC News, 13 May 2024
Their cultural prominence has made these companies indefatigable kings of their respective domains.
—Allen Farmelo, Robb Report, 11 May 2024
See all Example Sentences for indefatigable 
Geoffrey Skelley, ABC News, 13 May 2024
Their cultural prominence has made these companies indefatigable kings of their respective domains.
—Allen Farmelo, Robb Report, 11 May 2024
See all Example Sentences for indefatigable
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'indefatigable.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near indefatigable
Cite this Entry
“Indefatigable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/indefatigable. Accessed 29 May. 2024.
Copy CitationKids Definition
indefatigable
adjective
in·de·fat·i·ga·ble
ˌin-di-ˈfat-i-gə-bəl
: capable of working a long time without tiring : tireless
an indefatigable teacher
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