半はん月げつ形けい

noun which may take the genitive case particle 'no'

semicircular; crescent-shaped; half-moon-shaped

Describes something shaped like a half-moon or crescent. Often used as a no-adjective.

• 半はん月げつ形けいのテーブルを買かった。

  I bought a semicircular table.

• その島しまは半はん月げつ形けいをしている。

  The island is crescent-shaped.