'Tireless' definitions:

Definition of 'tireless'

(from WordNet)
adjective
Showing sustained enthusiastic action with unflagging vitality; "an indefatigable advocate of equal rights"; "a tireless worker"; "unflagging pursuit of excellence" [syn: indefatigable, tireless, unflagging, unwearying]
adjective
Characterized by hard work and perseverance [syn: hardworking, industrious, tireless, untiring]

Definition of 'Tireless'

From: GCIDE
  • Tireless \Tire"less\, a. Untiring. [1913 Webster]

Words containing 'Tireless'