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.
The Harlem Globetrotters will release a video game later this year as the legendary team celebrates its centennial season, Acclaim announced on Monday. Ryan Gaydos, FOXNews.com, 9 Mar. 2026 The historic Grand Lake Theater will be celebrating its centennial this week. Amanda Hari, CBS News, 4 Mar. 2026 Celebrate the Route 66 Centennial Route 66, known as the Mother Road, will celebrate its centennial this year. Lynn O'Rourke Hayes, Boston Herald, 1 Mar. 2026 Macy’s is wasting no time celebrating 2026 as the centennial year of its Thanksgiving Day parade and 50th anniversary of its Fourth of July fireworks. Jean E. Palmieri, Footwear News, 27 Feb. 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 16 Mar. 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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