'Centennially' definitions:

Definition of 'centennially'

(from WordNet)
adverb
Every hundred years; once in a century; "the birthday of this city is being celebrated centennially"

Definition of 'Centennially'

From: GCIDE
  • Centennially \Cen*ten"ni*al*ly\, adv. Once in a hundred years. [1913 Webster]

Words containing 'Centennially'