Definition of "tirelessness" []

• The property of being tireless. (noun)

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• "For an entire generation, she has symbolized the very qualities of the feminist movement -- strength, courage, tirelessness -- and she has never once lost her fire."
• "Cicero: "Remembering names, schmoozing, tirelessness, looking good, and looking like a good political bet.""
• "A rising star and one of the popular favorites according to polls to succeed Mr. Kan, the chief cabinet secretary—top spokesman—has emerged from relative obscurity since the March 11 earthquake as the chief explainer, winning plaudits for his tirelessness and solid, focused manner."