Millennium Definition

mə-lĕnē-əm
millennia, millenniums
noun
millennia, millenniums
Any period of 1,000 years.
2000 b.c. through 1001 b.c. is the 2d millennium b.c.
Webster's New World
A thousand-year period of holiness mentioned in the book of Revelation, during which Jesus and his faithful followers are to rule on earth.
American Heritage
A period of 1,000 years reckoned from a certain time, esp. from the beginning of the Christian Era (a.d. 1)
The year a.d. 2001 marks the beginning of the third millennium.
Webster's New World
A 1,000th anniversary or its commemoration.
Webster's New World
Any period of great happiness, peace, prosperity, etc.; imagined golden age.
Webster's New World
Synonyms:
idiom
the millennium
  • the period of 1,000 years during which Christ will reign on earth: Rev. 20:1-5
Webster's New World

Other Word Forms of Millennium

Noun

Singular:
millennium
Plural:
millennia, millenniums

Idioms, Phrasal Verbs Related to Millennium

  • the millennium

Origin of Millennium

  • New Latin mīllennium Latin mīlle thousand gheslo- in Indo-European roots Latin annus year at- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From post-classical Latin millennium, from Latin mīlle (“thousand”) + -ennium (from annus (“year”)).

    From Wiktionary

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