from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a local area network that uses high frequency radio signals to transmit and receive data over distances of a few hundred feet; uses ethernet protocol


Sorry, no etymologies found.



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  • Some say this should be "wi-fi" like "hi-fi", but I think the non-hyphenated version is commoner.

    June 28, 2007

  • This word's obvious reference to hi-fi is irritatingly inaccurate. What's the fidelity in wifi?

    July 30, 2008