quadricentennial Hear it!

quadricentennial definition

quadri·cen·ten·nial (kwä′dri sen ten′ē əl)

noun

a 400th anniversary or its commemoration

Etymology: quadri- + centennial

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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