The Collaborative International Dictionary
Progressist
Progressist \Prog"ress*ist\, n. One who makes, or holds to, progress; a progressionist.
Wiktionary
progressist
n. One who makes or supports progress; a progressionist.
Usage examples of "progressist".
The Parliament is split up into many parties--the Clericals, the Progressists, the German Nationalists, the Young Czechs, the Social Democrats, the Christian Socialists, and some others--and it is difficult to get up working combinations among them.
A few of the more determined progressists, denying the sacred laws of property, which the Saint-Simonians were already attacking under their abstract theories of political economy, went further.