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
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.
Storms says before introducing the centennial spots, NBC execs had to first decide how and why the network would tout its anniversary. Michael Schneider, Variety, 6 Feb. 2026 Supporting co-sponsors include Iris and Michael Smith, plus centennial champagne toast and official airline partner, American Airlines, cocktails curated by Tequila Don Julio, and the City of West Hollywood. Chris Gardner, HollywoodReporter, 3 Feb. 2026 Dobrez said he was inspired to make the movie after seeing the drone show that was part of Flossmoor’s centennial celebration in 2024. Jim Dudlicek, Chicago Tribune, 1 Feb. 2026 City Librarian John Szabo said the library will complete its own 2026 time capsule at the end of this year's centennial celebration. Julie Sharp, CBS News, 29 Jan. 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 15 Feb. 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

More from Merriam-Webster on centennial

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