- adv. Once in a hundred years.
More About centenniallyPosition in dictionary: 15818 of 111710 words.
Word Type: adv.,
Words that start with "centennially": 1
Words that end with "centennially": 1
Words that contain "centennially": 1
Next words in dictionary: center, centerbit, centerboard, centered, centerfire cartridge
Previous words in dictionary: centennial, centenary, centenaries, centenarian, centaury