Indefatigability

noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    The state of being indefatigable: tirelessness; persistence; stamina. countable, uncountable

    "The absurdity of each year's changing fashions attest not so much to the gullibility of the buyers as to the indefatigability of designers to make a quick buck."

  2. 2
    tireless determination wordnet

Synonyms

All synonyms
indefatigablenessapplicationardorassiduityconcentrationconstancy

Example

More examples

"The absurdity of each year's changing fashions attest not so much to the gullibility of the buyers as to the indefatigability of designers to make a quick buck."

Etymology

Attested from the 1630s. Derived as a compound of indefatigable + -ity.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.