Wordnet polsko-angielski 
                        
1. (the 200th anniversary (or the celebration of it) ) 
bicentennial, bicentenary 
synonim: dwóchsetlecie
2. (the 200th anniversary (or the celebration of it) ) 
bicentennial, bicentenary: : synonim: dwóchsetlecie
synonim: dwustulecie
Nowoczesny słownik polsko-angielski 
                        bicentenary
bicentennial