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 includes Wyoming's fight for women's suffrage—the state is celebrating the sesquicentennial of the Territory of Wyoming giving women the right to vote in 1869. Laura Kiniry, Smithsonian, "The 15 Best Small Towns to Visit in 2019," 6 June 2019 To celebrate the sesquicentennial, Orchard House will host many events, including a conversational series to discuss the book’s modern-day relevance. Washington Post, "‘Little Women’ and author Alcott resonate 150 years later," 12 June 2018 Wise led an effort to paint murals on the bridge for Sugar Land's celebrations of the Texas sesquicentennial in 1986. Staff Report, Houston Chronicle, "Council approves Annette Williamson Wise Bridge," 11 Apr. 2018 The Whitcomb incident occurred, or nearly occurred, in Bloomington at Indiana University on Jan. 20 as Whitcomb attended a banquet to celebrate the school's sesquicentennial. Will Higgins, Indianapolis Star, "That time Indy cops feared 'leftists' could slip LSD to Richard Nixon," 3 Jan. 2018 Then-Harris County Pct. 2 Commissioner Jim Fonteno committed to building a new library in Crosby, and fast-tracked the project in order to break ground on the new library before the sesquicentennial. Melanie Feuk, Houston Chronicle, "Crosby library celebrates 30 years and new name," 31 Oct. 2017 The sesquicentennial of the Alaska Purchase has come and gone. Steve Haycox, Alaska Dispatch News, "Imagine Alaska at the tricentennial," 4 Nov. 2017 The collective narrative that emerged by the end of the sesquicentennial would have been unidentifiable to white Richmonders who experienced the centennial in the early 1960s. Kevin M. Levin, Smithsonian, "What Richmond Has Gotten Right About Interpreting Its Confederate History," 18 May 2017 This year, 2017, marks the sesquicentennial of the American acquisition of … Midway Island, halfway across the Pacific between Asia and America. Steve Haycox, Alaska Dispatch News, "The other sesquicentennial: Midway," 20 Oct. 2017

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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Last Updated

18 Jun 2019

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Time Traveler for sesquicentennial

The first known use of sesquicentennial was in 1880

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