indefatigably

English

Etymology

From indefatigable +‎ -ly, but indefatigable itself was attested later. In use since the 16th century.[1]

Pronunciation

Adverb

indefatigably (comparative more indefatigably, superlative most indefatigably)

  1. In an extremely persistent and untiring manner; in an indefatigable manner
    • 1932, Aldous Huxley, Brave New World[1], London: Chatto & Windus:
      Silence, silence,’ the trumpet mouths indefatigably repeated at intervals down every corridor.

Translations

References

  1. ^ Douglas Harper (2001–2025) “indefatigably”, in Online Etymology Dictionary.