Definition of tireless in English:

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Pronunciation: /ˈtī(ə)rləs/


Having or showing great effort or energy: a tireless campaigner
More example sentences
  • She is respected for her tireless energy and enthusiasm in all of these fields.
  • The winner will be one local whose tireless efforts continue the tradition of making our area special.
  • Thanks to his tireless efforts, the Government has identified a suitable site for the bus stand.
indefatigable, energetic, vigorous, industrious, hard-working, determined, enthusiastic, keen, zealous, spirited, dynamic, dogged, tenacious, persevering, untiring, unwearying, unremitting, unflagging, indomitable



Pronunciation: /ˈtī(ə)rləsnəs/
Example sentences
  • A record-breaking sprinter in his youth - his collegiate mark in the 60-yard dash stood for decades - he has revealed, in his first term, the tirelessness, stamina and patience of a long-distance runner.
  • But he more than compensated for any physical deficits by his willingness to court female readers, and by his tirelessness in discussing his own work.
  • His tirelessness is apparent from a strike-rate of a wicket every 51.6 balls that bears comparison with many all-time greats.

For editors and proofreaders

Syllabification: tire·less

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