Refers to a curved architectural structure, or any arch-shaped object or formation.
An arch was built at the entrance to the park.
There is a large arch at the entrance to the park.
Player Tanaka hit his tenth home run of the season.
A rainbow formed a big arch across the sky.
arch-shaped; arched
arch bridge
arched window; arch window
arcus cloud
arch dam
Borrowed from English 'arch'.