1. An image-based search system, comprising: at least one user terminal for transmitting any one or more of a search term entry signal, an image selection signal and an image combination signal to a search server and receiving relevant search results from the search server; an information communication network for connecting the user terminal, the search server and a web server to one another; the search server for receiving any one or more of the search term entry signal, the image selection signal and the image combination signal from the user terminal, performing searching using attribute information of an image, and transmitting search results, including images, to the user terminal; and the web server for forming a physical space over the information communication network, in which websites, which are objects from which information is gathered by the search server, exist.