Word of the Day Archive
Friday April 9, 2010
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."