Dictionary

magnum opus

noun mag·num opus \ˈmag-nəm-ˈō-pəs\

: a great work : the greatest achievement of an artist or writer

Full Definition of MAGNUM OPUS

:  a great work; especially :  the greatest achievement of an artist or writer

Examples of MAGNUM OPUS

  1. His last novel was his magnum opus.
  2. <this symphony is usually considered Beethoven's magnum opus>

Origin of MAGNUM OPUS

Latin
First Known Use: 1791

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