0 the day or year that is 200 years after a particular event, especially an important one: --
bicentenary celebrations
A statue was erected to mark the bicentenary of the composer's birth.
The school celebrated its bicentenary in 1992 and is now 222 years old.
The original pieces were exhibited for a weekend in 2008 to celebrate the bicentenary of their discovery.
Pitcairn, our only remaining dependent territory in the region, celebrated its bicentenary in 1990.
Incidentally, it celebrated its bicentenary this weekend.
This year we are celebrating our bicentenary.
He was talking about a bicentenary, the fact that it was the 200th anniversary of the gentleman to whom he referred.
This year we celebrate the bicentenary of its consummation.
We have taken no decision at this stage on marking the bicentenary in 2004.