Li-Fi

Noun

1. A bidirectional, high-speed, networked wireless communication technology similar to Wi-Fi but using visible light instead of radio waves.
   • Since Li-Fi uses just the light, it can be used safely in aircrafts^([sic]) and hospitals that are prone to interference from radio waves. - 2012, Jyoti Rani, Prerna Chauhan, Ritika Tripathi, “Li-Fi (Light Fidelity)-The...
   • The beauty of Li-Fi is that it uses existing infrastructure, avoiding the need for thousands of radio masts, as the current spectrum requires. - 2014, Infinite Magazine 2013-2014:
   • The vision is that a Li-Fi wireless network would complement existing heterogeneous RF wireless networks, and would provide significant spectrum relief by allowing cellular and wireless fidelity (Wi-Fi) systems to...