Wireless (noun)

A device or system that uses radio waves instead of wires to transmit signals or data.

Origin:

From wire +‎ -less, first recorded in the late 19th century.

Examples:

  1. I need to connect my laptop to the wireless network in order to access the internet.
  2. Wireless headphones are becoming more popular than wired ones.
  3. My smartphone has a built-in wireless charging feature.
  4. The wireless mouse is connected to the computer via Bluetooth.
  5. Some of the newer cars come equipped with a wireless entertainment system.
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