De·bus·sy 
(də-bysē, dĕb′y-sē, də-bü-sē), Claude Achille 1862-1918.
(də-bysē, dĕb′y-sē, də-bü-sē), Claude Achille 1862-1918. French composer best known for impressionist works such as the tone poem Prélude à l'après-midi d'un faune (1894).