Enter a clue or pattern or both:
The Clue
Five-hundredth anniversary (13 letter answer)
The Answer
QUINCENTENARY
Tags
Notes
The answer QUINCENTENARY is so rare that it appears less than once every 2500 puzzles.
Definition
QUINCENTENARY as a noun:
1. (quincentennial, quincentenary) = the 500th anniversary (or the celebration of it)
QUINCENTENARY as an adjective:
1. (quincentennial, quincentenary) = of or relating to a 500th anniversary; "the quincentennial celebration of the founding of the city"