English version

bicentennial in Chronology topic

From Longman Dictionary of Contemporary Englishbicentennialbi‧cen‧ten‧ni‧al /ˌbaɪsenˈteniəl/ noun [countable]  American EnglishTMC the day or year exactly 200 years after an important event the bicentennial of the Declaration of Independencebicentennial adjective bicentennial celebrations
Examples from the Corpus
bicentennialBut did you know that this mechanical wonder is celebrating its bicentennial?