Bicentenary
ahd-5
noun.
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The Century Dictionary and Cyclopedia
noun.
That which consists of or comprehends two hundred (commonly the space of two hundred years).
noun.
A two hundredth anniversary.
the GNU version of the Collaborative International Dictionary of English
adjective.
Of or pertaining to two hundred, esp. to two hundred years.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
a two-hundred year
anniversary
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
of or relating to or completing a period of 200 years
noun.
the 200th anniversary (or the celebration of it)
Word Usage
"We celebrate today the bicentenary of the original opportunity, 20 July 1810."
Hypernym
Words that are more generic or abstract
anniversary
day of remembrance
variant
bicennaries