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WiFi is the nickname for Wireless Fidelity - high speed internet and network connection without the use of wires, cables and other stuff you can trip over.
Definition: A hotspot, also commonly called a WiFi hotspot, is a small area in which one can get connection to the Internet or a LAN without wires, through WiFi.WiFi (also written Wi-Fi) is a wireless technology that allows LAN s to be set up without wires between devices.efinition: A hotspot, also commonly called a WiFi hotspot, is a small area in which one can get connection to the Internet or a LAN without wires, through WiFi.