Usually means: Never tiring, always energetically persistent.
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We found 29 dictionaries that define the word indefatigable:

General (27 matching dictionaries)
  1. indefatigable: Merriam-Webster
  2. indefatigable: Oxford Learner's Dictionaries
  3. indefatigable: American Heritage Dictionary of the English Language
  4. indefatigable: Collins English Dictionary
  5. indefatigable: Vocabulary.com
  6. Indefatigable, indefatigable: Wordnik
  7. indefatigable: Cambridge Advanced Learner's Dictionary
  8. indefatigable: Wiktionary
  9. indefatigable: Webster's New World College Dictionary, 4th Ed.
  10. indefatigable: The Wordsmyth English Dictionary-Thesaurus
  11. indefatigable: Infoplease Dictionary
  12. Indefatigable, indefatigable: Dictionary.com
  13. indefatigable: Online Etymology Dictionary
  14. indefatigable: Cambridge Essential American English Dictionary
  15. Indefatigable: Wikipedia, the Free Encyclopedia
  16. Indefatigable: Online Plain Text English Dictionary
  17. indefatigable: Webster's Revised Unabridged, 1913 Edition
  18. indefatigable: Rhymezone
  19. Indefatigable: AllWords.com Multi-Lingual Dictionary
  20. indefatigable: Webster's 1828 Dictionary
  21. indefatigable: FreeDictionary.org
  22. indefatigable: Mnemonic Dictionary
  23. Indefatigable: The Word Detective
  24. indefatigable: TheFreeDictionary.com
  25. indefatigable: Longman Dictionary of Contemporary English

Business (1 matching dictionary)
  1. indefatigable: Legal dictionary

Slang (1 matching dictionary)
  1. Indefatigable: Urban Dictionary

(Note: See indefatigability as well.)

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Definitions from Wiktionary (
)
American English Definition British English Definition
▸ adjective:  Extremely persistent and untiring.
▸ noun:  Synonym of Santa Cruz, an island in Galapagos, Ecuador.

Similar:
tireless, unflagging, unwearying, energetic, infatigable, relentless, unstanchable, obdurant, dogged, industrious, more...

Opposite:
fatigued, tired, exhausted, weary

Types:
tireless, unwearied, unremitting, unceasing, unrelenting, unflagging, unfaltering, more...

Phrases:
HMS Indefatigable, more...

Adjectives:
british, old, most, good, gun

Colors:
    indigo,     azure,     cerulean,     teal,     turquoise, more...


▸ Word origin

▸ Words similar to indefatigable

▸ Usage examples for indefatigable

▸ Idioms related to indefatigable

▸ Wikipedia articles (New!)

▸ Popular adjectives describing indefatigable

▸ Popular nouns described by indefatigable

▸ Words that often appear near indefatigable

▸ Rhymes of indefatigable

▸ Invented words related to indefatigable

Similar:
tireless, unflagging, unwearying, energetic, infatigable, relentless, unstanchable, obdurant, dogged, industrious, more...

Opposite:
fatigued, tired, exhausted, weary

Types:
tireless, unwearied, unremitting, unceasing, unrelenting, unflagging, unfaltering, more...

Phrases:
HMS Indefatigable, more...

Adjectives:
british, old, most, good, gun

Colors:
    indigo,     azure,     cerulean,     teal,     turquoise, more...



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