i Register
In some senses, wireless is marked as dated, obsolete, British. Watch for register when choosing this word.
adj
Not having any wires.
Functioning without an external wired connection.
wireless headphones
wireless charging
noun
The medium of radio communication.
Only about a hundred years ago, wireless was a new technology.
It had been his intention to go to Wimbledon, but as he himself said: “Why be blooming well frizzled when you can hear all the results over the wireless. And results are all that concern me. […]”
A wireless connectivity to a computer network.
If your wireless stops working, try restarting the router.
A radio set.
Let's switch on the wireless and listen to the news.
I heard you on my wireless back in '52
verb
To send (a message) by wireless or radio.
At 3:30 A.M. a huge Zeppelin flew across the British battle line, wirelessing down to any Germans still to the westward the best way to get home.
Just outside Piraeus we circled low over a capsized fishing-boat, a grisly wreck in the crystal blue water, and wirelessed a description of it to the mainland.