Meaning of bimillennium

bi•mil•len•ni•um

Pronunciation: (bī"mi-len'ē-um), [key]
— pl. -len•ni•ums, -len•ni•a
  1. a period of two thousand years.
  2. a two thousandth anniversary.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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