Quinquennial

//kwɪŋˈkwɛ.ni.əl// adj, noun

adj, noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    Synonym of quinquennium, a five-year period.
  2. 2
    A 5th anniversary, particularly
  3. 3
    A 5th anniversary, particularly; Synonym of quinquennalia, the festival and religious ritual held in the 5th year of a Roman emperor's reign. historical
Adjective
  1. 1
    Of or related to a five-year period. not-comparable

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

Synonyms

All synonyms
anniversarybicentennialbiennialbirthdaycentennialcommemoration

Example

More examples

"The Athenians, after the purification, celebrated, for the first time, the quinquennial festival of the Delian games."

Etymology

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).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.