Do you really want to send Webster 1913 a message saying you like their work?
Vi*cen"ni*al (?), a. [L. vicennium a period of twenty years; viceni twenty + annus year.]
1.
Lasting or comprising twenty years.
2.
Happening once in twenty years; as, a vicennial celebration.
© Webster 1913.
Log in or register to write something here or to contact authors.