adjective \ˈdi-lə-jənt\

Definition of DILIGENT

:  characterized by steady, earnest, and energetic effort :  painstaking <a diligent worker>
dil·i·gent·ly adverb

Examples of DILIGENT

  1. <a student who has been unceasingly diligent in pursuit of a degree in mathematics>
  2. The American intelligence community's single greatest failing is its lack of good humint—human intelligence, the dirty, diligent, shoe-leather penetration of terror networks. —Johanna McGeary, Time, 15 Oct. 2001

Origin of DILIGENT

Middle English, from Anglo-French, from Latin diligent-, diligens, from present participle of diligere to esteem, love, from di- (from dis- apart) + legere to select — more at legend
First Known Use: 14th century


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