centennial

noun

cen·​ten·​ni·​al sen-ˈte-nē-əl How to pronounce centennial (audio)
: a 100th anniversary or its celebration
centennial adjective
centennially
sen-ˈte-nē-ə-lē How to pronounce centennial (audio)
adverb

Examples of centennial in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And to celebrate Route 66’s centennial, the sumptuous hotel put together a package that combines an ocean-view room with a classic car rental, a scarf and vegan leather driving gloves. — Carrie Bell, Forbes.com, 6 Aug. 2026 The project, led by Visit Loveland, will replace a much smaller capsule buried 50 years ago during Colorado's centennial celebration. — Dillon Thomas, CBS News, 5 Aug. 2026 Many Bayreuth productions are initially jeered, such as Patrice Chéreau's centennial staging in 1976 that moved the action to the Industrial Revolution, then cheered years later. — ABC News, 4 Aug. 2026 During their centennial season, the Canadiens played in a series of retro sweaters from throughout their history, and eventually discontinued the practice. — The Athletic Nhl Staff, New York Times, 1 Aug. 2026 See All Example Sentences for centennial

Word History

Etymology

Latin centum + English -ennial (as in biennial)

First Known Use

1791, in the meaning defined above

Time Traveler
The first known use of centennial was in 1791

Rhymes for centennial

See All Rhymes for centennial

Browse Nearby Words

centenier
centennial
centennial brown
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Cite this Entry

“Centennial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/centennial. Accessed 18 Aug. 2026.

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Kids Definition

centennial

1 of 2 noun
cen·​ten·​ni·​al
sen-ˈten-ē-əl
: a 100th anniversary or its celebration

centennial

2 of 2 adjective
: relating to a period of 100 years
centennially
-ē-ə-lē
adverb

More from Merriam-Webster on centennial

Nglish: Translation of centennial for Spanish Speakers

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