Wi-Fi

[ wahy-fahy ]
/ ˈwaɪˌfaɪ /

Computers, Trademark.

a brand name certifying that a device or other product is compatible with a set of broadband wireless networking standards.

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Origin of Wi-Fi

First recorded in 1995–2000; wi(reless)-fi(delity), patterned after hi-fi
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for Wi-Fi

British Dictionary definitions for Wi-Fi

Wi-Fi
/ (ˈwaɪˌfaɪ) /

noun

computing a system of accessing the internet from remote machines such as laptop computers that have wireless connections

Word Origin for Wi-Fi

C20: from wi (reless) fi (delity)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012