indefatigable

adjective

in·de·fat·i·ga·ble ˌin-di-ˈfa-ti-gə-bəl

Synonyms of indefatigable next

: incapable of being fatigued : untiring

an indefatigable worker

indefatigability

ˌin-di-ˌfa-ti-gə-ˈbi-lə-tē

noun

indefatigableness

ˌin-di-ˈfa-ti-gə-bəl-nəs

noun

indefatigably

ˌin-di-ˈfa-ti-gə-blē

adverb

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 Cruz, Carlson, and the indefatigable MTG et alia don’t want to be included. —

Ana Marie Cox, The New Republic, 14 Sep. 2023 When Gauff broke Sabalenka to open the third set—with an overhead smash after yet another indefatigable defensive stand—the crowd reached a state of delirium that tennis produces only in the cavernous Ashe Stadium, and only for an American on the verge of a U.S. Open championship. —

Gerald Marzorati, The New Yorker, 10 Sep. 2023 Whether writing best-selling books, speaking at Occupy Wall Street, being arrested at an anti-pipeline protest or campaigning for Bernie Sanders, Klein has remained indefatigable and on message. —

Jennifer Szalai, New York Times, 30 Aug. 2023 For that reason, Votto predicts a return of the pesky, indefatigable contact hitter. —

Zach Buchanan, New York Times, 28 July 2023 New salary rules may jeopardize the industry June 1, 2023 On this sunny day, however, the goats are streaming down the hill to a new grazing area, egged on by the indefatigable herding dog Bernie. —

Jeanette Marantos, Los Angeles Times, 26 June 2023 Christian Petersen/Getty ▪ Good job, Wimbledon, in extending a wild card invite to the indefatigable Venus Williams. —

Tara Sullivan, BostonGlobe.com, 26 June 2023 Maya’s Carl is ever the goading, jousting counterpoint, play-acting and indefatigable for Jody’s benefit. —

David L. Coddon, San Diego Union-Tribune, 24 June 2023 The rest of Denver’s indefatigable eight-man rotation bolstered the team’s two biggest stars until the end. —

Tania Ganguli, New York Times, 12 June 2023 See More

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.