Definitions

1. noun

A half of a circle, especially one that is part of a larger circle or a circular area.

“The artist drew a semicircle on the canvas to create the illusion of a dome.”

2. noun

A half of a circle, especially one that is part of an architectural structure such as an arch or a bridge.

“The semicircle of the ancient bridge was a stunning example of medieval engineering.”

3. noun

A half of a circle, especially one that is part of a musical instrument such as a drum or a cymbal.

“The drummer used a semicircle of the drum to create a unique sound effect.”

4. adjective

Relating to a half of a circle.

“The semicircular shape of the room added to its charm.”