wi-fi
wi-fi /ˈwaɪ faɪ/
(also wireless networking) noun [uncountable]
(wireless fidelity) a way of connecting computers or other electronic machines to a network by using radio signals rather than wires
wi-fi /ˈwaɪ faɪ/
(also wireless networking) noun [uncountable](wireless fidelity) a way of connecting computers or other electronic machines to a network by using radio signals rather than wires