半はん円えん形けい

noun which may take the genitive case particle 'no'

semicircular; half-round

Describes a shape that is half of a circle; used as a no-adjective before nouns.

• 半はん円えん形けいの窓まどがついた部屋へやに住すみたい。

  I want to live in a room with a semicircular window.

• この公こう園えんには半はん円えん形けいのベンチがいくつかある。

  There are several semicircular benches in this park.