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millennium Synonyms

Another word for millennium

Choosing another word for millennium depends on context, so the synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• noun (Context 1)

A period of one thousand years, especially when calculated from the traditional date of the birth of Christ.

Usage Example

"Archaeologists uncovered pottery shards that had remained buried for more than a chiliad."

Strongest
chiliad

• noun (Context 2)

A hoped-for future period of ideal peace, prosperity, and happiness, or in Christian theology, the prophesied thousand-year reign of Christ on earth.

Usage Example

"Social reformers of the nineteenth century often wrote as if a utopian golden age of universal harmony were just around the corner."

Strong
golden age
utopia
paradise

Opposites of millennium

The opposite of millennium shifts depending on context. Common opposites include:

dystopia
See all opposites of millennium

• Nearby Words

mill
millennial
millennialism
millennium
miller
millet
millhand

Cite this Entry

Wordmom. (2026). Synonyms for Millennium. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/millennium
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