Of or relating to a period of a hundred years; lasting for a hundred years; of a hundred years' duration. Cf. centennial, adj. 1. Obsolete.

Of or relating to a period of one hundred years; existing or lasting for a hundred years; of a hundred years' duration. Cf. centenary, adj. 2b…

Of or relating to a period of a hundred years or its completion; marking or relating to a centenary. Cf. centennial, adj. 2. Now rare.

Of or relating to a period of one hundred years. See also centurial year n. at compounds.

Of or relating to a centenary.