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bicentennial

bi·cen·ten·ni·al

bicentennial

pronunciation:
baI sen te ni l
parts of speech:
adjective, noun
features:
Word Parts
part of speech: adjective
definition 1: occurring once every two hundred years.
definition 2: lasting two hundred years.
definition 3: pertaining to a two-hundred-year anniversary.
 
part of speech: noun
definition: a two-hundred-year anniversary.
derivation: bicentennially (adv.)