World Wide Web. Abstract artwork of the World Wide Web (WWW), part of the internet, a global computer communication network. The image shows computers on the Earth connected by wires. Computers can communicate with each other over the internet using a device called a modem to transmit signals through telephone lines. The information, such as text and images, available on the WWW is held on computers across the world. This information is accessed by using a computer program, known as a browser, which allows users to navigate between computers.