semicircle

noun
semi·​cir·​cle | \ ˈse-mē-ˌsər-kəl How to pronounce semicircle (audio) , ˈse-ˌmī-, -mi- \

Definition of semicircle

1 : a half of a circle
2 : an object or arrangement of objects in the form of a half circle

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Other Words from semicircle

semicircular \ ˌse-​mē-​ˈsər-​kyə-​lər How to pronounce semicircular (audio) , ˌse-​ˌmī-​ , -​mi-​ \ adjective

Examples of semicircle in a Sentence

The children sat in a semicircle. The houses are built in a semicircle.
Recent Examples on the Web The amphitheater would feature rows of long concrete benches arranged in a semicircle within the flag assembly area. Pam Kragen, San Diego Union-Tribune, "Miramar National Cemetery donors planning memorial amphitheater," 9 Sep. 2020 Officers stood around Prude in a semicircle, body camera footage shows. Will Cleveland, USA TODAY, "Police used 'spit hood' on Black man who died of asphyxiation: What we know about Daniel Prude's death," 4 Sep. 2020 Crew members gathered together in a semicircle and converged when the nose of Torrence’s vehicle breached the finish line. Michael Mccleary, The Indianapolis Star, "Top Fuel driver Kalitta narrowly misses finals win after historic day at NHRA return," 12 July 2020 At 7:09, Truman and Chief Justice Stone stood in front of the mantel at the end of the Cabinet Room, with Truman's family and top officials forming a semicircle behind them. CBS News, "Book excerpt: "Countdown 1945" and the race to the atomic bomb," 5 June 2020 Use your finger to brush water around the perimeter of the dough round, then fold it in half to form a semicircle and pinch the edges closed. Bryan Washington, The New Yorker, "Japanese Curry Bread, a Food Fit for Quarantine," 15 Apr. 2020 Huge fireballs dotted the horizon in every direction, each one surrounded by a semicircle of big chrome machinery. Emily Pennington, Outside Online, "Find Stillness at Carlsbad Caverns," 26 Apr. 2020 The grandkids play in an open sod semicircle in the back. Grace Haynes, Southern Living, "Peek Inside an Alabama Backyard Retreat Built for Embracing Nature," 25 Apr. 2020 Men sat cross-legged or crouched on their knees in a semicircle around a small dais from which the chief mourner rhythmically intoned laments into the microphone. The Economist, "Trapped in Iran," 28 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'semicircle.' 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 semicircle

1526, in the meaning defined at sense 1

History and Etymology for semicircle

Latin semicirculus, from semi- + circulus circle

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Time Traveler for semicircle

Time Traveler

The first known use of semicircle was in 1526

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Statistics for semicircle

Last Updated

18 Sep 2020

Cite this Entry

“Semicircle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/semicircle. Accessed 21 Sep. 2020.

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More Definitions for semicircle

semicircle

noun
How to pronounce semicircle (audio)

English Language Learners Definition of semicircle

: half of a circle
: an arrangement of people or things that forms a semicircle

semicircle

noun
semi·​cir·​cle | \ ˈse-mi-ˌsər-kəl How to pronounce semicircle (audio) \

Kids Definition of semicircle

: half of a circle

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Thesaurus: All synonyms and antonyms for semicircle

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