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.
Game day energy spills into the city at the National WWI Museum and Memorial, celebrating its own centennial in 2026 while anchoring the city’s free FIFA Fan Festival. Taryn Shorr-McKee, Midwest Living, 11 Jan. 2026 In 2026, Seligman will host a centennial party to celebrate the establishment of the famous road. Daria Bachmann, Travel + Leisure, 11 Jan. 2026 Starting in February, American Airlines will offer Pecan Lodge to first-class passengers on certain flights as part of its centennial anniversary celebrations. Claire Ballor, Dallas Morning News, 9 Jan. 2026 Reader's Digest named Route 66 one of the best places to travel in 2026, coinciding with the highway's centennial. Michael Salerno, AZCentral.com, 6 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 13 Jan. 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

Last Updated: - Updated example sentences
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