Definition of diligence noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈdɪlɪdʒəns//
; NAmE NAmE//ˈdɪlɪdʒəns//
[uncountable] (formal)
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careful and thorough work or effort She shows great diligence in her schoolwork. Word OriginMiddle English (in the sense ‘close attention, caution’): via Old French from Latin diligentia, from diligent- ‘assiduous’, from diligere ‘love, take delight in’.
See the Oxford Advanced American Dictionary entry: diligence