as in masterpieces
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 Synonyms for magnum opuses
masterpieces
Noun
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These masterpieces become keepsakes for pet parents and often earn a spot on the refrigerator.—
Liz O'Connell,
MSNBC Newsweek,
2 Sep. 2025 -
Their 7-week-old baby slept in the top slot of a double-decker stroller while three kids drew chalk masterpieces of their own and another swung from their arms.—
Jake Sheridan,
Chicago Tribune,
1 Sep. 2025
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“Magnum opuses.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/magnum%20opuses. Accessed 9 Sep. 2025.
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