chiliast n 1: a person who believes in the coming of the millennium (a time of great peace and prosperity) [syn: {millenarian}, {millenarist}, {chiliast}]
Chiliast \Chil"i*ast\, n. [Gr. ?. See {Chiliasm}.] One who believes in the second coming of Christ to reign on earth a thousand years; a millenarian. [1913 Webster]