WordWeb Online

1. A span of 1000 years
   - millenary, chiliad
    
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: millenniums, millennia

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

Encyclopedia: Millennium, North Carolina