1
: not using wires to send and receive electronic signals : sending and receiving electronic signals by using radio waves
The video game console comes with wireless controllers.
a wireless microphone
2
: of or relating to the use of radio waves to send and receive electronic signals
The café offers free wireless Internet access.
wireless communications
(US) I got a new cell phone from my wireless provider. [=from the company that provides me with cell phone service]
plural wirelesses
chiefly British, old-fashioned
: radio entry 1
She listened to the wireless every Monday night.
Cite this Entry
“Wireless.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/wireless. Accessed 20 Jun. 2026.
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