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.
In April, President Dr. Preeti Sonni-Mehta and incoming President Danielle Whitaker White attended the NCL National Conference to celebrate the centennial. News Release, San Diego Union-Tribune, 14 June 2025 In its centennial year, the HECentennial not only honored a rich legacy but also highlighted the enduring impact of hospitality leadership in building community, cultivating empathy, and transforming lives. Laurel Donnellan, Forbes.com, 10 June 2025 By 2010, its centennial year, the cooperative included over half of California’s 6,000 almond growers, which together produced about 80 percent of the world’s almonds. Ethan Wolin, Sacbee.com, 6 June 2025 When Marshall reached his centennial year, Franklin Park Mayor Barrett Pedersen declared May 7 to be Robert Marshall Day. Mike Danahey, Chicago Tribune, 5 June 2025 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 28 Jun. 2025.

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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