indefatigable
adjective
incapable of being tired out; not yielding to fatigue; untiring.
indefatigability
-
a word derived from
indefatigable.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The Orthodox have missed Rome’s ability to coordinate, its missionary zeal, its indefatigability in serving the needy, and its intellectual heritage.
From The Wall Street Journal ● Oct. 15, 2026
Given your multiple earnings during your working years, you are a divine example of the indefatigability of the human spirit.
From MarketWatch ● Apr. 22, 2026
In the 1990s, he was heavily criticised for meeting Iraq's leader Saddam Hussein and telling him - in a much-repeated clip - "Sir, I salute your courage, your strength, your indefatigability".
From BBC ● Mar. 1, 2024
Scofield makes the most of one turn in particular, as a white bartender in an Indian casino who gets perhaps the evening’s most impassioned declaration about Cherokee indefatigability.
From Washington Post ● Jan. 28, 2018
His genius had no sparkle to it; it consisted solely of detail and system and indefatigability, coupled with a memory that was well nigh infallible.
From Elusive Isabel by Alonzo Kimball
