millenniumism millennium • millepede · · · Info · Definitions · Synonyms · Characters · · millenniumism · · Text Latin · · Script 13 · · Length 6 · · Syllables Definitions · · · (noun) belief in the Christian doctrine of the millennium mentioned in the Book of Revelations. Synonyms: millenarianism, millenarism, chiliasm. · · Noun Definition 1 Synonyms · · · millenarianism · · Synonym 1 millenarism · · Synonym 2 chiliasm · · Synonym 3 Characters · · 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 s latin small letter s U+0073 u latin small letter u U+0075