- of, relating to, or marking the completion of a period of four hundred years.
- a quadricentennial anniversary.
- its celebration.
Origin of quadricentennial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for quadricentennial
Quadricentennial, kwod-ri-sen-ten′i-al, adj. pertaining to a period of 400 years.
October, 1892, will long be remembered as the quadricentennial anniversary of America.
- a 400th anniversary
- of, relating to, or celebrating a 400th anniversary
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for quadricentennial
Online Etymology Dictionary, © 2010 Douglas Harper