millenarianism millenarian • millenarism · · · Info · Definitions · Synonyms · Characters · · millenarianism · · Text Latin · · Script 14 · · Length 7 · · Syllables Definitions · · · (noun) belief in the Christian doctrine of the millennium mentioned in the Book of Revelations. Synonyms: millenarism, millenniumism, chiliasm. · · Noun Definition 1 Synonyms · · · millenarism · · Synonym 1 millenniumism · · Synonym 2 chiliasm · · Synonym 3 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073