quadricentennial

[ kwod-ruh-sen-ten-ee-uh l ]
/ ˌkwɒd rə sɛnˈtɛn i əl /
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adjective

of, relating to, or marking the completion of a period of four hundred years.

noun

a quadricentennial anniversary.
its celebration.

Origin of quadricentennial

First recorded in 1880–85; quadri- + centennial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for quadricentennial

British Dictionary definitions for quadricentennial

quadricentennial

/ (ˌkwɒdrɪsɛnˈtɛnɪəl) /

noun

a 400th anniversary

adjective

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

quadricentennial


n.

also quadri-centennial, 1859, from quadri- + centennial.

Online Etymology Dictionary, © 2010 Douglas Harper