semicircle

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Related to semicircles: semicircular

semicircle

a. one half of a circle
b. half the circumference of a circle

semicircle

[′sem·i‚sər·kəl]
(mathematics)
One of the two parts of a circle that extend from one end of a diameter to the other, and whose length is one-half that of the circle.
References in periodicals archive ?
The configuration in Figure 1a is referred to here as the semicircle and Figure 1b as the quadrant.
Before you remove the excess tile (Photo 1), be sure to make short cuts on both sides of the semicircle (1 and 2).
More exactly, the differentiated scales bilaterally located in the supraocular region of the head, bounded inside by the orbital semicircles, and by the ciliary eye border outside (Figure 1).
Geometry teachers usually try to explain the hyperbolic plane via flat models that wildly distort its geometry--making lines look like semicircles, for instance.
This technology allows for the backlighting of unusual geometries such as circle, semicircles and holes.
These semicircles are scars that have been caused by a propeller from a small boat Cardigan Bay, along with the Moray Firth in Scotland, has more dolphins than anywhere else in the UK and is one of the last remaining areas around the UK where cetaceans (the collective name for whales, dolphins and porpoises) are relatively common.
Circles and semicircles became the must-have design motif for the season.
This lower concourse has handsomely detailed glass-fronted shops down the long sides, a restaurant at the west end, and two semicircles of stone-faced market stalls wrapped around the pile caps of the east portal.
The nine couples in Niquetxe formed semicircles and crisscrossing lines.
Each group has its own distinctive Kappen; however, the majority are in the shape of a Sturmhut (storm hat) featuring five-, seven-, or nine-pointed stars, wheels, or semicircles.
They moved from room to room, gathering in campfirelike semicircles around each piece.