semicircles is a form of:

Semicircle



noun
1.
(Half of a circle, a line roughly a half circle) អឌ្ឍ មណ្ឌល, ពាក់កណ្ដាលវង់មូល
Example: Chenda put a semicircle of stones around her flower bed, The family sat in a semicircle around the grandfather.
ENGLISH MEANING
noun
1.
The half of a circle; the part of a circle bounded by its diameter and half of its circumference.
2.
A body in the form of half of a circle, or half of a circumference.
3.
An instrument for measuring angles.
1.
A semicircumference