FIN DE SIÈCLE Meaning of FIN DE SIÈCLE in English [ ˌfa~ də'sjɛkl(ə) \]■ adjective relating to or characteristic of the end of a century, especially the 19th century.OriginFr., 'end of century'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004