كشف متدرج(A technique for hiding the complexity of an interface by presenting the user with the primary or common options or choices at the topmost level, and then revealing more advanced or complex options through another means, such as explicit user action or navigation)
JPEG المحسّن(An enhancement to the JPEG graphics file format that gradually displays a photo-realistic picture in a Web browser, showing increasingly detailed versions of the picture until the entire file has finished downloading)