chef d'oeuvre
[noun]
Synonyms: masterpiece, classic, magnum opus, masterwork, tour de force, showpiece, pièce de résistance

[TahlilGaran] English Synonym Dictionary ▲

chef-d’oeuvre noun

1. a very good piece of work, especially the best work by a particular artist, writer, etc. Synonym : masterpiece
   Word OriginFrench, ‘chief work’.

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[TahlilGaran] English Dictionary ▲

a chef d'oeuvre
[formal]
an artist's or writer's best piece of work.
The Decameron is widely regarded as Boccaccio's chef d'oeuvre.

[TahlilGaran] English Idioms Dictionary ▲