The Collaborative International Dictionary
Centurial
Centurial \Cen*tu"ri*al\, a. [L. See Century.] Of or pertaining to a century; as, a centurial sermon. [R.]
Wiktionary
centurial
a. Of or pertaining to a century
Usage examples of "centurial".
According to the Gregorian rule of intercalation, therefore, every year of which the number is divisible by four without a remainder is a leap year, excepting the centurial years, which are only leap years when divisible by four after omitting the two ciphers.