1. （房顶、窗户或门）拱形的
An arched roof, window, or doorway is curved at the top.

2. （桥）拱形的
An arched bridge has arches as part of its structure.

3. 弓形的;弧形的
You use arched to describe something that is curved like an arch.

1. forming or resembling an arch

e.g. an arched ceiling

Synonym: arcedarchingarciformarcuatebowed

2. constructed with or in the form of an arch or arches

e.g. an arched passageway