Bicentenary
Pronunciation : Bi*cen"te*na*ry
Part of Speech : a.
Etymology : [Pref. bi- + centenary.]
Definition : Defn: Of or pertaining to two hundred, esp. to two hundred years; as, a bicentenary celebration. -- n.
Defn: The two hundredth anniversary, or its celebration.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder