Semicircle Definition
sĕmĭ-sûrkəl
semi-circle, semicircles
noun
semicircles
A half circle.
Webster's New World
Anything in the form of a half circle.
Webster's New World
An instrument for measuring angles.
Wiktionary
Synonyms:
- hemicycle
- arc
- 180 degrees
- half a circle
- half-moon
- semicircumference
Other Word Forms of Semicircle
Noun
Singular:
semicircle
Plural:
semicirclesOrigin of Semicircle
-
semi- +"Ž circle
From Wiktionary
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