noun
Refers to the spatial extent or surface area of a place, room, or object. Often used when describing how spacious something feels.
この部屋の広さは約20平方メートルです。
The area of this room is about 20 square meters.
庭の広さに驚いた。
I was surprised by the size of the garden.
noun
Used when the focus is on the lateral dimension, such as the width of a road, river, or fabric. Often interchangeable with sense 1 in casual use, but more precise when contrasting with length or height.
この川の広さはどのくらいですか。
How wide is this river?
道路の広さを測る。
Measure the width of the road.