ses·​qui·​cen·​ten·​ni·​al | \ ˌse-skwi-sen-ˈte-nē-əl How to pronounce sesquicentennial (audio) \

Definition of sesquicentennial

: a 150th anniversary or its celebration

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Other Words from sesquicentennial

sesquicentennial adjective

Examples of sesquicentennial in a Sentence

Recent Examples on the Web This year’s event lighting the sky atop Red Mountain coincides with Birmingham’s sesquicentennial. al, 5 May 2021 Then, in 1987, Washington sponsored another year’s worth of events for the sesquicentennial of Chicago becoming a city, complete with a birthday cake. Liam Ford,, 4 Mar. 2021 The beloved Winona landmark, originally built in 1942 and pictured on the state's U.S. postage stamp that marked Minnesota's sesquicentennial in 2008, was one of them. Tim Harlow, Star Tribune, 27 Dec. 2020 Five years ago, historians and civic leaders worked to create memorable commemorations to mark the sesquicentennial of the Civil War and the peace that began at Appomattox Court House in Virginia. David M. Shribman, Star Tribune, 30 Oct. 2020 Vogue is only 22 years younger than the Met, which is celebrating its sesquicentennial. Laird Borrelli-persson, Vogue, 30 Oct. 2020 But Bacevich offers nothing from Calvin Coolidge’s luminous address on the sesquicentennial of the Declaration of Independence. George F. Will, New York Times, 1 Apr. 2020 Jones and McCoy were involved with the sesquicentennial through their work with the Carver-Price Legacy Museum, a nonprofit seeking to tell the history of black Americans from their perspective. NBC News, 15 Oct. 2019 In addition to celebrating college football’s sesquicentennial, the Sooners are marking their 125th season this year. Paul Lukas,, 29 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sesquicentennial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of sesquicentennial

1880, in the meaning defined above

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Time Traveler for sesquicentennial

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The first known use of sesquicentennial was in 1880

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Statistics for sesquicentennial

Last Updated

11 May 2021

Cite this Entry

“Sesquicentennial.” Dictionary, Merriam-Webster, Accessed 19 Jun. 2021.

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