전선이나 케이블을 사용하지 않고 라디오파나 마이크로파 등의 전자기파를 이용하여 신호를 전달하는 방식으로.
By means of radio waves, infrared signals, or other electromagnetic waves, rather than through physical cables or wires.
예문:
"The new headphones connect wirelessly to your smartphone via Bluetooth."
"You can print documents wirelessly from any room in the office."
"The sensor transmits weather data wirelessly to the central station every hour."