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Saturday September 11, 2004

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indefatigable \in-dih-FAT-ih-guh-bul\ , adjective:
Incapable of being fatigued; not readily exhausted; untiring; unwearying; not yielding to fatigue.

She was always seeking to add to her collection and was an indefatigable first-nighter at Broadway shows.
-- Meryle Secrest, Stephen Sondheim: A Life

For the next thirteen years, with indefatigable zeal he rummages the libraries for charts and details of the spice trade and Pacific voyages.
-- Alan Gurney, Below the Convergence

Ernest Hemingway was, luckily, an indefatigable letter-writer.
-- Carlos Baker, "A Search for the Man As He Really Was", New York Times, July 26, 1964

Indefatigable comes from Latin indefatigabilis, from in-, "not" + defatigare, "to tire out," from de-, intensive prefix + fatigare, "to weary."

Dictionary.com Entry and Pronunciation for indefatigable

 

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