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quinquennial

[kwin-kwen-ee-uh l, kwing-] /kwɪnˈkwɛn i əl, kwɪŋ-/
adjective
1.
of or lasting for five years.
2.
occurring every five years.
noun
3.
something that occurs every five years.
4.
a fifth anniversary.
5.
a five-year term in office.
6.
a quinquennium.
Origin
late Middle English
1425-1475
1425-75; late Middle English < Latin quīnquenni(s) of five years + -al1
Related forms
quinquennially, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for quinquennial
  • Since that time, governments' data collection has expanded to include a quinquennial census and numerous surveys.
  • They supplement the quinquennial economic census, providing crucial information about the dynamic economy.
British Dictionary definitions for quinquennial

quinquennial

/kwɪnˈkwɛnɪəl/
adjective
1.
occurring once every five years or over a period of five years
noun
2.
another word for quinquennium
3.
a fifth anniversary
Derived Forms
quinquennially, adverb
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
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Word Origin and History for quinquennial
adj.

late 15c., "lasting five years," from Latin quinquennis "of five years, celebrated every fifth year," from quinque- "five" (see quinque-) + ending from biennial, etc. Meaning "happening once every five years" attested from c.1600. As a noun from 1895; earlier quinquennal (1610s).

Online Etymology Dictionary, © 2010 Douglas Harper
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