Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- adj. Incapable or seemingly incapable of being fatigued; tireless. See Synonyms at tireless.
Century Dictionary and Cyclopedia
- Not defatigable; incapable of being fatigued; not easily exhausted; not yielding to fatigue; unremitting in labor or effort.
- Synonyms Unwearied, untiring, tireless, unflagging, persevering, assiduous, persistent, sedulous.
Wiktionary
- adj. Extremely persistent and untiring.
GNU Webster's 1913
- adj. Incapable of being fatigued; not readily exhausted; unremitting in labor or effort; untiring; unwearying; not yielding to fatigue.
WordNet 3.0
- adj. showing sustained enthusiastic action with unflagging vitality
Etymologies
- Obsolete French indéfatigable, from Latin indēfatīgābilis : in-, not; see in-1 + dēfatīgāre, to tire out (dē-, intensive pref.; see de- + fatīgāre, to weary).
Examples
“Armstrong had long been known as an indefatigable spear-carrier for Harry Chandler, but at this moment he seemed unaware that the wind had shifted at Times headquarters.”
“I thought that, according to George Galloway, only certain Middle Eastern dictators could be termed indefatigable?”
“Larsen: If you're ADD and you still have a kind of indefatigable creative drive ...”
Interview with Stephen Larsen, author, THE FUNDAMENTALIST MIND
“Could he ever overshadow the 'indefatigable' moment with Saddam Hussein?”
“Officers generally understand by the words "indefatigable," and”
“In his first words to the press on Tuesday from the Florencia airport in Colombia, Moncayo thanked the "indefatigable" Senator Cordoba, Colombians for Peace, the Catholic Church, and the International Red Cross.”
“WASHINGTON, Aug 26 (OneWorld. net) - Eighty-nine years after U.S. women finally won the right to vote, advocacy groups are pressing the Obama administration to promote women's equality worldwide and paying tribute to an "indefatigable" champion of women's rights, Senator Edward M. Kennedy.”
“It hath a kind of indefatigable firmness in it, it hath an unwearied strength to move in the yoke all the day long.”
“Byron testifies (September 14, 1817) that his researches were "indefatigable," that he had "more real knowledge of”
Lists
These user-created lists contain the word ‘indefatigable’.
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GRE Barrons Wordlist
A complete Barron's Wordlist for GRE preparation. Your online flashcard replacement.
abase, abash, abate, abbreviate, abdicate, aberrant, aberration, abet, abeyance, abhor, abject, abjure and 4084 more...
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Iaan
dirigisme, dystopia, cacotopia, ex ante, veritable, indefatigable, curmudgeon, desultory, antediluvian, transmogrify, pendent, elongate and 136 more...
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January 2012
bloviate, pastiche, apparat, facile, paroxysm, pique, bedfellow, pedigree, tutelage, protege, protégé, retroactive and 196 more...
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Words of Interest
jwjarvis But Mr. Lauren, the indefatigable fashion icon, re-upped through March 2013 Jan 6, 2011
jwjarvis His life was one of indefatigable labor. Aug 31, 2010
punky I first heard this word in the book "Brave New World". I swear it was used like, every ten pages. Feb 20, 2009
zizzage I do the inverting the g and t thing, too. It is rather comical, but sometimes very embarrassing. Jan 18, 2008
seanahan When I'm three sheets to the wind, I tend to invert the g and t, with hilarious results. Oct 23, 2007
aworks in-de-fat-i-gable
http://www.somethingshinydisorder.com/2006/07/quite-in-de-fat-i-gable.html Jan 7, 2007