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millennialism

[mi-len-ee-uh-liz-uh m] /mɪˈlɛn i əˌlɪz əm/
noun
1.
a belief in the millennium.
Also called millenarianism
[mil-uh-nair-ee-uh-niz-uh m] /ˌmɪl əˈnɛər i əˌnɪz əm/ (Show IPA)
.
Origin
1905-1910
1905-10; millennial + -ism
Related forms
millennialist, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Origin and History for millennia-list

millennialism

n.

1906, from millennial + -ism.

Online Etymology Dictionary, © 2010 Douglas Harper
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11
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