DICT.TW Dictionary Taiwan

 Fin de siè·cle  Lit., end of the century; -- mostly used adjectively in English to signify: belonging to, or characteristic of, the close of the 19th century.  At that time the phrase was also intended to imply “modern” or “up-to-date;” as, fin-de-siècle ideas.
 Note: As the twentieth century comes to a close, the meaning may change.
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 fin de siecle
      adj : relating to or characteristic of the end of a century
            (especially the end of the 19th century); "fin de
            siecle art"