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
- From Latin indēfatīgābilis ("untiring"), from in- ("not") + de- ("away") + fatīgō ("I tire"). (Wiktionary)
- Obsolete French indéfatigable, from Latin indēfatīgābilis : in-, not; see in-1 + dēfatīgāre, to tire out (dē-, intensive pref.; see de- + fatīgāre, to weary). (American Heritage® Dictionary of the English Language, Fourth Edition)
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 4087 more...
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Iaan
dirigisme, dystopia, cacotopia, ex ante, veritable, indefatigable, curmudgeon, desultory, antediluvian, transmogrify, pendent, elongate and 269 more...
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Interesting words
A list of words that are odd or words that I have looked up.
concupiscence, brize, scree, scoria, forestaff, spanaemia, valetudinarianism, distasture, pyrethrum, laudanum, gentian, bicameral and 11184 more...
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GRE 2014
abase, abate, abdicate, aberrant, abeyance, abhor, abjure, abortive, abound, abrasive, abreast, abridge and 1577 more...
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Naresh_Gre2
convoke, cosset, coterie, declaim, distaff, doff, dovetail, droll, dyspeptic, egress, ersatz, euphemism and 108 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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EU Buzz - single words (1+2+3)
1. Strictly EU terms with special European meaning used only in the EU
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2. Keywords central to the understanding of the EU (people working for the EU are usually able to give thematic...acceleration, action, additionality, administrator, agenda, agricultural, agri-environmental, agriflation, agri-food, applicant, approach, assent and 1325 more...
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GRE
predilection, explicit, appeal, supplication, appealing, enchanting, ovation, pertinent, apropos, opportunely, applicable, germane and 381 more...
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man gre
abase, abeyance, abreast, abscission, abscond, abyss, accede, accretion, acerbic, acidulous, acumen, adulterate and 483 more...
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gre2
aberrant, aberration, aboveboard, abrasive, abstemious, acme, admonish, affable, affluent, alacrity, allegory, alleviate and 1901 more...
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Smile Words
Just a list of words that make me happy in some little way.
barathum, serendipity, magic, impartial, magnanimous, Agrabah, indefatigable, commonplace, toast, fastidious, pedantic, eccentric
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All The Words
I enjoy collecting words, for I have no fear of them ever running out.
tatterdemalion, panopticon, idioglossia, hypnagogue, hypnopomp, defenestration, anacoluthon, scofflaw, affront, edifying, palimpsest, naufrage and 476 more...
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Faves
nepenthe, cupidity, anodyne, obdurate, doleful, obsolescent, quale, piquant, velleity, inchoate, disport, facile and 366 more...
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Words to Learn
colloquium, resilient, ruminate, missive, sylvan, indefatigable, preclude, prowess, quiescent, caustic, verdant, specter and 119 more...
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SAT PSAT ALPHABETICAL I
iconoclast, idiosyncrasy, ignoble, ignominious, illicit, illusory, illustrious, imbibe, imbue, immaculate, immaterial, immolate and 155 more...
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My Revised GRE Preparation List
Words from the new GRE : This list consists mostly of words from the book Magoosh-GRE-vocab-ebook, which is one of the best vocab materials available, especially if you have started preparing one ...
mulct, dupe, pittance, stipend, defray, cupidity, avarice, prodigal, profligate, affluent, insolvent, penurious and 533 more...
Tweets
Looking for tweets for indefatigable.
dailyword I had this word yesterday on my Word Of The Day app on my Nook Color. Jun 9, 2012
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