What is the meaning of interior?

Interior means the inside part of something, as opposed to exterior which is outside. As noun, interior refers to inner part, inside space, or inner nature. For example, the interior of a house means inside rooms, walls, floors, and spaces inside building, as opposed to exterior outside walls and yard. Interior of a car means inside cabin where passengers sit. Interior of a person can mean inner thoughts, character, or soul. As adjective, interior means situated inside, inner, or internal, as in interior walls, interior design, interior decorator, interior paint meaning paint for inside. In architecture, interior design is art of designing inside spaces for function and aesthetics, including furniture, colors, lighting. In geography, interior means inland areas away from coast, as in interior of continent. In anatomy, interior means inside body. So interior generally means inside, inner part, or inside space. For example, the house has beautiful interior means inside looks beautiful, interior door means door inside house not leading outside. The opposite of interior is exterior. Interior can also mean inner or private, as in interior monologue meaning inner thoughts.