Word
wifi
Uncountable noun
Definition
n. a way of connecting computers and phones to the internet without using any cables. You use this to go online at home, in cafés, or at school.
n. a facility allowing computers, smartphones, or other devices to connect to the internet or communicate with one another wirelessly within a particular area. Often written as Wi-Fi.
Examples
“The hotel provides free wifi for all its guests.”
“I have to sit close to the router because the wifi signal is very weak in the bedroom.”
“Modern urban infrastructure increasingly treats high-speed wifi as a core utility, similar to water and electricity, because so many public services now require a digital connection to operate efficiently.”
Examples
simple
“The hotel provides free wifi for all its guests.”
contextual
“I have to sit close to the router because the wifi signal is very weak in the bedroom.”
complex
“Modern urban infrastructure increasingly treats high-speed wifi as a core utility, similar to water and electricity, because so many public services now require a digital connection to operate efficiently.”
Pitfall
I need a wifi
I need wifi
As an uncountable noun, wifi does not take an indefinite article when referring to the service in general.
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
- Level
- A2 · Elementary
- Updated
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QR code
englishreference.com/q/wifi