"Design" is the skill and craft of creating things that look good and work well. There are lots of different kinds of design:
- Graphic design is about making things like advertisements, book covers, posters, and so on.
- Web design is about making web pages that look good and work well.
- Industrial design is about making products that people use: lamps, car seats, food packaging, computer accesories, etc.
- Interior design is about decorating a home or business.
Someone who designs things is called a "designer".