Wi-Fi

wireless networking that produces a wireless connection between a device and a network or the Internet

Wi-Fi (pronounced wye-fye, ), also unofficially known as Wireless Fidelity, is a wireless technology brand owned by the Wi-Fi Alliance intended to improve the interoperability of wireless local area network products based on the IEEE 802.11 standards.Common applications for Wi-Fi include Internet and VoIP phone access, gaming, and network connectivity for consumer electronics such as televisions, DVD players, and digital cameras.
See more at Wikipedia.org...

<networking> Either of two different incompatible radio-based LAN protocols, namely 802.11b (which speaks DSSS at 2.4GHz) and 802.11a (which speaks OFDM at 5GHz).
The term was invented by the marketing departments of wi-fi equipment manufacturers. It is, notionally, short for "wireless fidelity", on the analogy of hi-fi for "high fidelity" audio.
(2003-09-02)

= Wi-Fi (Wireless Fidelity).
Ex: A range of other wireless communications technologies, such as Wi-Fi (wireless fidelity), illustrate how customers can drive products in this market.