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magnum opus

the greatest and most important work of a person's career

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Where does the word "magnum opus" come from? It comes from Latin magnum opus, and was adopted directly into English (1700s).

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Where does the word "magnum opus" come from? It comes from Latin magnum opus, and was adopted directly into English (1700s).

Magnum opus’s story begins in Latin: magnum opus meant “great work.” Great work, from magnus (great) and opus (work). It reached English by 1700s as magnum opus. Latin 'great work'; alchemists used it for making the philosopher's stone. Today, magnum opus means the greatest and most important work of a person's career.

  1. Stage 1 · Latin · ancient magnum opus "great work", great work, from magnus (great) and opus (work).
  2. Stage 2 · English · 1700s magnum opus "a person's greatest or most important work", Latin 'great work'; alchemists used it for making the philosopher's stone.

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