(1) Accessing the Web from smartphones and tablets. Since the advent of the iPhone in 2007, mobile access has been the fastest growing segment of the World Wide Web. See
mobile Web browser and
responsive Web design.
(2) An umbrella term for all interaction between mobile devices and the Internet. Also called the "mobile Internet," all apps are initially downloaded from Web servers, and after installation, the great majority of them access Web servers for updates and additional data either periodically or continuously.