1. A span of 1000 years
   - millenary 
2. (New Testament) in the Book of Revelation it is foretold that those faithful to Jesus will reign with Jesus over the earth for a thousand years; the meaning of these words have been much debated; some denominations (e.g. Jehovah's Witnesses) expect it to be a thousand years of justice and peace and happiness 
3. The 1000th anniversary (or the celebration of it)
   - millenary

Derived forms: millennia, millenniums

See also: millenarian, millenary, millennial, postmillennial

Type of: anniversary, day of remembrance, doctrine, ism, period, period of time, philosophical system, philosophy, school of thought, time period

Encyclopedia: Millennium

• incubation period
• incubative
• incubator
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• inculcate
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• inculcator
• inculpability
• inculpable
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• incumbency
• incumbent
• incumbent on
• incumbrance
• incunabulum
• incur
• incurability
• incurable
• incurableness
• incurably