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  1. Wi-Fi - Wikipedia

    Wi-Fi (/ ˈwaɪfaɪ /) [1][a] is a family of wireless network protocols based on the IEEE 802.11 family of standards, which are commonly used for local area networking of devices and Internet …

  2. What Is Wi-Fi? - Definition and Types - Cisco

    Wireless routers are commonly found in homes. They're the hardware devices that Internet service providers use to connect you to their cable or xDSL Internet network. A wireless router …

  3. Wi-Fi | Definition, Name, & Facts | Britannica

    Nov 18, 2025 · Wi-Fi allows LANs (local area networks) to operate without cables and wiring, making it a popular choice for home and business networks. It can also provide wireless …

  4. What is Wi-Fi? How It Works, SSIDs, Speeds & Setup Tips

    Oct 24, 2025 · Learn what Wi-Fi is, how it works, how it differs from the internet, and how to get the best connection at home. Includes tips, FAQs, and more.

  5. What is Wi-Fi? - Best Buy

    Wi-Fi stands for “wireless fidelity.” The term was created as a play on the term “Hi-Fi” (high fidelity), which is often used to describe high-quality audio reproduction. In the case of Wi-Fi, it …

  6. What Is WiFi And How It Works - NetSpot

    WiFi is the name given to a family of wireless network protocols that allow modern electronic devices, such as smartphones, laptops, and various Internet of Things gadgets, to wirelessly …

  7. What is Wi-Fi? | Definitions & Misconceptions Explained

    Jul 3, 2025 · Wi-Fi is the technology that allows your devices to connect wirelessly to the internet. Many think Wi-Fi and the internet are the same thing, but they are actually quite different.

  8. What Is WiFi? Definition, Meaning and Features - Spectrum

    WiFi, short for wireless fidelity, is a wireless networking technology that enables devices, such as cellphones, laptops, TVs and smart-home devices to connect to the Internet without physical …

  9. What is WiFi and how do I get it? - Xfinity

    A wireless or WiFi network uses a radio frequency signal instead of wires to connect your devices - such as computers, printers and smartphones - to the Internet and each other.

  10. What Is Wi-Fi, and How Does It Work? - How-To Geek

    Feb 12, 2023 · Wi-Fi uses radio waves to send information to and from devices. A wireless router or access point converts data received from a wired connection to radio waves and transmits …