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.

Examples from the Web for wifi

With, say, Chinese and Indian youths in villages with wifi now paying micro-cents to listen, new markets are admittedly emerging.
Van Dyke Parks on How Songwriters Are Getting Screwed in the Digital Age|Van Dyke Parks|June 4, 2014|DAILY BEAST
Kristen Everman: Well it looks like my parents have “forgotten” the wifi password.
A Tale of Thanksgiving Triumph|Michael Daly|November 28, 2013|DAILY BEAST
If not, we'll be tweeting and live-blogging (wifi permitting) on this historic day.
Join Us at the United for Marriage Rally Tomorrow Morning at 8:30 AM|Justin Green|March 26, 2013|DAILY BEAST
Preorders will begin on Friday, Oct. 26, and WiFi versions will begin to ship on Nov. 2.
Apple Rolls Out Thinner, Smaller, iPad Mini|Matthew DeLuca|October 23, 2012|DAILY BEAST

The Kindle Fire has no camera or microphone, and can only work on WiFi, as it lacks support for 3G networking.
Amazon Declares War on Apple|Dan Lyons|September 30, 2011|DAILY BEAST
The overlapping rings of WiFi false-colored over the map were nearly total.
Someone Comes to Town, Someone Leaves Town|Cory Doctorow
It was going to take a couple hours for all the data to squeeze through her neighbor's WiFi network and wing its way to Sweden.
Little Brother|Cory Doctorow

British Dictionary definitions for wifi

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

Word Origin and History for wifi

wi-fi

1999, apparentlly from wireless; the second element perhaps suggested by hi-fi.

Wi-Fi

Computers, Trademark.

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Examples from the Web for wifi

Wi-Fi

noun

Word Origin for Wi-Fi

wi-fi