Semicircle: meaning, definitions and examples
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semicircle
[ ˈsɛmɪˌsɜrkl ]
geometry, shape
A semicircle is a half of a circle or a figure formed by the arc of a circle and a diameter. It is a two-dimensional shape that is created by cutting a whole circle along its diameter. The straight edge of the semicircle is known as the diameter, and the curved edge is called the arc. Semicircles have applications in various fields, including mathematics, engineering, and architecture.
Synonyms
half-circle, hemicircle.
Examples of usage
- The garden has a semicircle of benches.
- The track is laid out in a semicircle.
- He drew a semicircle on the paper.
Translations
Translations of the word "semicircle" in other languages:
🇵🇹 semicirculo
🇮🇳 आधा वृत्त
🇩🇪 Halbkreis
🇮🇩 setengah lingkaran
🇺🇦 півколо
🇵🇱 półkole
🇯🇵 半円
🇫🇷 demi-cercle
🇪🇸 semicírculo
🇹🇷 yarım daire
🇰🇷 반원
🇸🇦 نصف دائرة
🇨🇿 polokruh
🇸🇰 polokruh
🇨🇳 半圆
🇸🇮 polkrog
🇮🇸 hálfhringur
🇰🇿 жарты шеңбер
🇬🇪 ნახევარი წრე
🇦🇿 yarım dövr
🇲🇽 semicírculo
Etymology
The term 'semicircle' originates from the Latin 'semicirculus', which is a combination of 'semi-', meaning 'half', and 'circus', meaning 'circle'. The word has been in use since the late Middle Ages and reflects the mathematical concepts of geometry developed during that period. The study of circles and their properties has fascinated mathematicians for centuries, and the semicircle plays a significant role in various geometric theorems and formulas, including those related to angles and areas. The semicircle also appears in numerous architectural and artistic designs, showcasing its aesthetic appeal in addition to its mathematical importance.