What is meant by exterior?

Exterior means the outside part, outer surface, outer area, or outward appearance of something, opposite of interior which means inside. As a noun, exterior refers to outside, outer side, outer shell, facade, or outward look, for example exterior of a house means outside walls, roof, siding, windows from outside view, yard, and landscaping, exterior of a car means outer body, paint, and shape, exterior of a building means facade and outer structure. As an adjective, exterior means located outside or outer, for example exterior walls are outer walls of building, exterior paint is paint formulated for outside use that resists weather, sun, and moisture, exterior door is door that leads outside, exterior lighting is lights installed outside building. In personal context, exterior can mean outward appearance or demeanor, as in his exterior seems tough but he is kind inside, meaning his outward look is tough but inner personality is kind. So exterior means outside, outer, external, outward, opposite of interior meaning inside. For instance, if someone says house has brick exterior, they mean outside of house is brick, and if they say beautiful exterior, they mean outside looks beautiful.