noun Vic·to·rien [veek-taw-ryen] /vik tɔˈryɛ̃/, 1831–1908, French dramatist. nounVictorien (viktɔrjɛ̃). 1831–1908, French dramatist. His plays include Fédora (1882) and La Tosca (1887), the source of Puccini's opera