as in masterpiece
something (as a work of art) that is a great achievement and often its creator's greatest achievement
this symphony is usually considered Beethoven's magnum opus
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Recent Examples of magnum opus
The Food Lab is his magnum opus, with nearly 1000 pages of culinary know-how, delivered in his relaxed and easy-to-understand style, with plenty of pictures along the way.
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Wilder Davies, Bon Appétit, 17 Jan. 2025
In his magnum opus on World Order, Kissinger identified power and legitimacy as the two key elements of a sustainable order.
—Saleem H. Ali, Forbes, 1 Mar. 2025
Compared with Einstein’s magnum opus, teleparallel gravity has a much richer, and more complicated, mathematical structure.
—Paul M. Sutter, Scientific American, 26 Feb. 2025
The film won Best Picture at the 1978 Oscars, and is widely considered one of the most influential romance films of the 20th century, as well as Allen's magnum opus.
—Wesley Stenzel, EW.com, 8 Feb. 2025
See All Example Sentences for magnum opus
Wilder Davies, Bon Appétit, 17 Jan. 2025
In his magnum opus on World Order, Kissinger identified power and legitimacy as the two key elements of a sustainable order.
—Saleem H. Ali, Forbes, 1 Mar. 2025
Compared with Einstein’s magnum opus, teleparallel gravity has a much richer, and more complicated, mathematical structure.
—Paul M. Sutter, Scientific American, 26 Feb. 2025
The film won Best Picture at the 1978 Oscars, and is widely considered one of the most influential romance films of the 20th century, as well as Allen's magnum opus.
—Wesley Stenzel, EW.com, 8 Feb. 2025
See All Example Sentences for magnum opus
Cite this Entry
“Magnum opus.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/magnum%20opus. Accessed 17 Apr. 2025.
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