1
: consisting of or lasting for four years
2
: occurring or being done every four years
quadrennial noun

Did you know?

Most things quadrennial occur every four years (that's the more common use). We can say, for example, that the U.S. presidential election is a quadrennial event. But we can also say that president's term in office is quadrennial, making good use of the "lasting four years" sense. The Latin combining form quadri- adds a factor of four to many English words: quadriceps (the thigh muscle, which has four parts), quadrilateral (a four-sided polygon), quadragenarian (a person in his or her 40s), and quadricentennial (a 400th anniversary), to name a few. The -ennial part of quadrennial has the same root as in biennial and centennial; all trace back to annus, the Latin word for "year."

Examples of quadrennial in a Sentence

Recent Examples on the Web
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Mustafa also co-curated the Dhaka Art Summit in 2018 and is curating the forthcoming quadrennial Rubaiya Qatar, which will be held in Doha in November of 2026. News Desk, Artforum, 24 July 2026 Every cranky American who still can’t get over the game’s lack of scoring, and rules that allow a crapshoot penalty-kick scenario to crown a quadrennial World Cup champion, would have fresh reason to gripe. Sean Gregory, Time, 20 July 2026 For national tournaments, the corollary is how poorer countries always have to match up against richer ones for regional face-offs and qualifiers that culminate in the quadrennial dream that is the World Cup. Gustavo Arellano, Los Angeles Times, 20 July 2026 The buzzy summer dating show and the quadrennial global sports tournament both overperformed among the under-30 crowd, according to internal audience data obtained from the streamer, with the audiences for the two events overlapping significantly. Josef Adalian, Vulture, 17 July 2026 See All Example Sentences for quadrennial

Word History

First Known Use

circa 1656, in the meaning defined at sense 1

Time Traveler
The first known use of quadrennial was circa 1656

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Cite this Entry

“Quadrennial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quadrennial. Accessed 3 Aug. 2026.

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