Wireless Internet: A service granting access to the World Wide Web or internet e-mail via wireless networks.

Wireless Carrier , Wireless Provider: A company providing communication services to cellphones, PDA's or wireless web modems via a wireless network.

WLL (Wireless Local Loop): A wireless system meant to bypass a local landline telephone system. A phone system connected to the public network by a wireless carrier instead of by the traditional local phone company.

WMF: Wireless Message Format Sends data through wireless means to mobile computers.