semi·cir·cle | \ˈse-mē-ˌsər-kəl, 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, 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

With Israeli guards looking on impassively from gun towers, the asylum-seekers assembled in a loose semicircle facing the prison. Brian Goldstone, The New Republic, "Essential reporting, interpretation, and opinion on politics and culture. Don't miss our latest.," 26 June 2018 When Phil Booth drove to the lane — Kansas' Malik Newman stuck to his hip — Azubuike stayed anchored on the charge semicircle, waiting for a potential block attempt. Jesse Newell, kansascity, "How 155 painful seconds summarized KU's loss to Villanova | The Kansas City Star," 31 Mar. 2018 That explanation didn’t satisfy many who had watched videos of the shooting that showed nearly a dozen officers surrounding Woods in a semicircle. Evan Sernoffsky, San Francisco Chronicle, "Mario Woods shooting: Bayview residents ‘insulted’ by DA clearing police," 25 May 2018 One fall afternoon at Berkeley, outside the Free Speech Movement Café, several undergraduates gathered in a semicircle around an oversized poster, Sharpies in hand, doing what their liberal-arts curriculum had trained them to do: dissecting a text. Andrew Marantz, The New Yorker, "How Social-Media Trolls Turned U.C. Berkeley Into a Free-Speech Circus," 23 May 2016 When the singing commenced, Ms. Magic invited the assembled to sit on the floor in a semicircle, where a musician named Elijah Ray droned a mystical tune that called to mind images of saffron robes and singing bowls. Alex Williams, New York Times, "Tech Elites Recreate Burning Man Inside Their Living Rooms," 29 June 2018 So on Thursday afternoon, teenagers, parents, artists and other concerned citizens sat in a semicircle surrounded by markers and paint supplies to channel their emotions onto poster board. Morgan Smith,, "Artists, residents gather at Hyde Park Art Center to make posters for immigration march," 29 June 2018 As Morris adjusted sound levels at Ablan’s gentle instruction, four other young men — also dressed in the tan jail jumpsuit and from different parts of the Chicago area — sat in a semicircle behind them. William Lee,, "Cook County inmates call new jail recording studio 'a blessing'; officials hope it reduces recidivism," 24 June 2018 Michele Leong and six of the 52 students who take her Leadership in a Diverse Society class at Newton North High School sit at desks arranged in a semicircle. Hattie Bernstein,, "Local students say the hate stops here," 18 May 2018

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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Statistics for semicircle

Last Updated

7 Oct 2018

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Time Traveler for semicircle

The first known use of semicircle was in 1526

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English Language Learners Definition of semicircle

: half of a circle

: an arrangement of people or things that forms a semicircle


semi·cir·cle | \ˈse-mi-ˌsər-kəl \

Kids Definition of semicircle

: half of a circle

More from Merriam-Webster on semicircle

Spanish Central: Translation of semicircle

Comments on semicircle

What made you want to look up semicircle? Please tell us where you read or heard it (including the quote, if possible).


exaggeratedly or childishly emotional

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