English edit

Etymology edit

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 (forming compound adjectives).

Pronunciation edit

  • IPA(key): /kwɪŋˈkwɛ.ni.əl/

Adjective edit

quinquennial (not comparable)

  1. Of or related to a five-year period.
    • 1879, F. D. Morice, Pindar, chapter 3, page 25:
      By a singular coincidence, the great master of the Dorian lyre was born during the celebration of the Pythia, the quinquennial festival of Apollo []

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Noun edit

quinquennial (plural quinquennials)

  1. Synonym of quinquennium, a five-year period.
  2. A 5th anniversary, particularly
    1. (historical) Synonym of quinquennalia, the festival and religious ritual held in the 5th year of a Roman emperor's reign.

Usage notes edit

In reference to the Roman festival, sometimes used in the plural to match Latin quinquennalia and provide for the variety of events.

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