Noun
A masterpiece; a capital work in art, literature, etc.
Source: Webster's dictionarychef d'oeuvre
He is also credited with spreading the popularity of the colour Tuscany Cypress, a colour often mentioned in his chef-d'oeuvre Madame Bovary. Source: Internet
Conrad, who suffered while writing this psychological chef-d'oeuvre of introspection, once remarked: "I hate it." Source: Internet
Siodmak worked at this for two years before he persuaded Nebenzal to finance his first feature, the silent chef d'oeuvre, Menschen am Sonntag ( People on Sunday ) in 1929. Source: Internet
Quoted in Allen 1975b, p. 176 Similarly, the Theatre asserted that "the music of Iolanthe is Dr Sullivan's chef d'oeuvre. Source: Internet