millenium

Noun

millennium (plural millennia or millenniums)

1. (countable) A period of time consisting of one thousand years.
   • But these seekers, too, are saved - by virtue of the inherited symbolic aids of society, the rites of passage, the grace-yielding sacraments, given to mankind of old by the redeemers and handed down through millenniums.1968, Joseph Campbell, The Hero with a Thousand Faces, 2nd edition, London: Fontana Press, published 1993, page 23

   Synonyms:

   chiliad, kiloannum, kiloyear, kyr, yearthousand

2. (with-definite-article) The year in which one period of one thousand years ends and another begins, especially the year 2000.
   • A huge fireworks display was put on in Sydney to celebrate the millennium.
3. (archaic) Any long (and possibly endless) era of universal happiness, peace, and prosperity, predicted by various people to come about someday.
   • Near-synonym: utopia

   Synonyms:

   utopia

See all 7 meanings of millennium