Visual design is a mixed discipline between design and information-development which is concerned with how media intermission such as printed, crafted, electronic media or presentations communicate with people. A visual design approach is not only concerned with developing the message aside from the aesthetics in media, but also with creating new media channels to ensure the message reaches the target audience. Some designers use graphic design and visual design interchangeably.
Questions tagged visual-design regards the visual communication of a message to the target audience.
Reference: Communication design, Wikipedia