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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
Borrowed from French demi-monde (literally “half-world”), from demi (“half”) + monde (“world; people”); possibly coined by French author and playwright Alexandre Dumas fils as the title of a comedic play, Le Demi Monde (1855): see the quotation from 1864.
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Classic usage
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