Word of the Day
Saturday, September 11, 2004

Definitions for indefatigable

  1. Incapable of being fatigued; not readily exhausted; untiring; unwearying; not yielding to fatigue.

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