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.
Our local movie palace is celebrating its centennial anniversary this year. Angela George, Sioux Falls Argus Leader, 31 Mar. 2026 But now, history center director Andy Masich sent KDKA a statement saying the plane will be preserved as part of its collection and restored for the mail flight's centennial next year. Andy Sheehan, CBS News, 30 Mar. 2026 Beijing sees the reestablishment of Chinese governance over Taiwan as a crucial objective ahead of the nation’s centennial anniversary in 2049. Timothy Nerozzi, The Washington Examiner, 30 Mar. 2026 Now, as the centennial year comes to an end, both Knipfel and Nance will leave together, both planning to retire at the end of the school year. Jenna Ebbers, Kansas City Star, 26 Mar. 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 5 Apr. 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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