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half-circle

British  

noun

    1. one half of a circle

    2. half the circumference of a circle

  1. anything having the shape or form of half a circle

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A formation that was supposed to resemble a square, with one couple stationed neatly on each side, wound up looking more like a wavy half-circle.

From New York Times • Mar. 15, 2024

To the south, across the Mexican border, loomed another luminous half-circle from the lights of Nogales.

From Scientific American • Oct. 1, 2022

Capcom, which brings on another drag fighter, and no quarter or half-circle directional inputs.

From The Verge • Feb. 1, 2022

The sonar showed what appears to be stones in a half-circle, the Detroit Free Press reported.

From Seattle Times • Oct. 15, 2020

It was a bit of dark metal, a piece of broken jewelry perhaps, the half-circle of a broken ring.

From "A Wizard of Earthsea" by Ursula K. Le Guin