bicentenary Meaning, Definition & Usage

  1. noun the 200th anniversary (or the celebration of it)
    bicentennial.
  2. adjective of or relating to or completing a period of 200 years
    bicentennial.
    • bicentennial celebration

WordNet

Bi*cen"te*na*ry adjective
Etymology
Pref. bi- + centenary.
Definitions
  1. Of or pertaining to two hundred, esp. to two hundred years; as, a bicentenary celebration. -- n. The two hundredth anniversary, or its celebration.

Webster 1913