quadriennial

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A form of quadrennial — Happening every four years.

Scrabble 22
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Meanings

adjectivequadriennial (not comparable)
  1. alternativenot comparableAlternative form of quadrennial.

    It is now imperative that this improvement is a continuing process, not a series of cautious tri- or quadriennial steps, interspersed by protracted passenger surveys, financial re-appraisals and deliberation in endless committees.

    1964 August, “News and Comment: The threat from BEA”, in Modern Railways, page 84
nounquadriennial (plural quadriennials)

plural quadriennials

  1. alternativeAlternative form of quadrennial.
Cite this entry
APA

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

MLA

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

Chicago

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

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