centennial

noun

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

Examples of centennial in a Sentence

Recent Examples on the Web
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Meanwhile, here are some other Bay Area manifestations of the Miles/Coltrane centennial. Andrew Gilbert, Mercury News, 28 May 2026 The title also reflected the city’s centennial and its spectacular growth from a frontier settlement to an industrial metropolis. Kori Rumore, Chicago Tribune, 27 May 2026 New editions of his music and his autobiography have been released timed to this centennial event – with more on the way. Mike Snider, USA Today, 26 May 2026 Among Harding’s priorities are expanding music education opportunities throughout Los Angeles County schools and deepening investment in the Youth Orchestra, including plans for an international YOLA tour in 2029 marking architect Frank Gehry’s centennial celebration. Holly Alvarado, Daily News, 26 May 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

Browse Nearby Words

Cite this Entry

“Centennial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/centennial. Accessed 29 May. 2026.

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

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