quinquennial

Q10U1I1N1Q10U1E1N1N1I1A1L1
/kwɪŋˈkwɛ.ni.əl/

adjective

Of or related to a five-year period.

Similar
pentennialquinquennalianquinquennalquintennialquinquenniumquinquennaliawooden anniversary
OriginLatin quīnquenniālis →
UncommonScrabble 30
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Meanings

adjectivequinquennial (comparative more quinquennial, superlative most quinquennial)

comparative more quinquennial · superlative most quinquennial

  1. Of or related to a five-year period.

    By a singular coincidence, the great master of the Dorian lyre was born during the celebration of the Pythia, the quinquennial festival of Apollo[…]

    1879, F. D. Morice, Pindar, chapter 3, page 25
    1 more example

    The best data that BEA have come from the quinquennial censuses of business; these are used to “benchmark” the national accounts every five years and to compute new input-output tables.

    2024, Jeremy B. Rudd, A Practical Guide to Macroeconomics, page 56

    Synonyms: pentennial, quinquennalian, quinquennal

nounquinquennial (plural quinquennials)

plural quinquennials

  1. Synonym of quinquennium, a five-year period.

    Synonyms: quinquennium

  2. A 5th anniversary, particularly
    1. historicalSynonym of quinquennalia, the festival and religious ritual held in the 5th year of a Roman emperor's reign.

      Synonyms: quinquennalia

Synonyms & antonyms

adjectiveOf or related to a five-year period.

Similar
pentennialquinquennalianquinquennal

nounSynonym of quinquennium, a five-year period.

Similar
quinquennium

nounSynonym of quinquennalia, the festival and religious ritual held in the 5th year of a Roman emperor's reign.

Similar
quinquennalia
Similar
quintennial
Similar
quintennialwooden anniversary
Also see
pentennialpentetericquinquennalquinquennaliaquinquennalianquinquenniumquintennialwooden anniversary

Origin

  1. Latinquīnquenniālis
  2. Englishquinquennial

Borrowed from Latin quīnquenniālis, from quīnquennium (“5-year period”) + -ālis, from quīnquennis (“5-year”) + -ium (“-ium: forming abstract nouns”), from quīnque (“five”) + annus (“year”) + -is (suffix forming compound adjectives).

More words from Latin

Full word history & related roots →

Translations

Catalan quinquennal
  • quinquennalrelated to a 5 year period
Danish femårig
  • femårigrelated to a 5 year period
French quinquennal
  • quinquennalrelated to a 5 year period
Irish cúigbhliantúil
  • cúigbhliantúilrelated to a 5 year period
Italian quinquennale
  • quinquennalerelated to a 5 year period
Latin quinquennālis
  • quinquennālisrelated to a 5 year period
Romanian cincinal
  • cincinalrelated to a 5 year period
Cite this entry
APA

quinquennial. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/quinquennial

MLA

“quinquennial.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/quinquennial. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “quinquennial,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/quinquennial.

Source: quinquennial on Wiktionary, CC BY-SA 4.0.