Definition of perseverance noun from the Oxford Advanced American Dictionary

 

perseverance

 noun
noun
NAmE//ˌpərsəˈvɪrəns//
 
[uncountable](approving)
 
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the quality of continuing to try to achieve a particular aim despite difficulties They showed great perseverance in the face of difficulty. The only way to improve is through hard work and dogged perseverance.
See the Oxford Advanced Learner's Dictionary entry: perseverance