An illustration is a decoration, interpretation or visual explanation of a text, concept or process, designed for integration in published media, such as posters, flyers, magazines, books, teaching materials, animations, video games and films.

Contemporary illustration uses a wide range of styles and techniques, including drawing, painting, printmaking, collage, montage, digital design, multimedia, 3D modelling. Most illustrators work on a freelance basis. Contemporary illustration subject matter has broadened and accesses platforms in other artistic forms. Often these illustrations are based on currents events; such as movies, tv shows and video games.

Depending on the purpose, illustration may be expressive, stylised, realistic or highly technical