1. having the shape of half a circle

Examples

• The theater has semicircular seating that faces the stage.
• We arranged the chairs in a semicircular pattern for the discussion.
• The semicircular arch is a common feature in Roman architecture.
• The garden path follows a semicircular route around the fountain.
• She drew a semicircular line on the paper with her compass.
• The semicircular bay window provides a panoramic view of the lake.