Meanings
- uncountableWi-Fi.
Synonyms & antonyms
nouna local area network that uses high frequency radio signals to transmit and receive data over distances of a few hundred feet; uses ethernet protocol
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Back-formation from Wi-Fi. The term "Wi-Fi" was coined as a pun on "hi-fi" which is an abbreviation for "high fidelity."
Full word history & related roots →Cite this entry
wireless fidelity. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/wireless%20fidelity
“wireless fidelity.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/wireless%20fidelity. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “wireless fidelity,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/wireless%20fidelity.
Source: wireless fidelity on Wiktionary, CC BY-SA 4.0.