50 years ago
The root word for "wireless" is "wire."
The first wireless technology was developed well over 200 years ago. The first radio which is considered wireless was used in 1895 and sent a message across the English Channel.
The first wireless device invented was the wireless telegraph in 1935 by Guglielmo Marconi.
wireless modem
wirephone No such word as "wirephone" The word wireless is neither plural nor singular. In fact, it is an adjective and not a noun. A wireless what? It describes something.
The word Sexism was first used in 1968
The word was first used in the 17th century. It is not known whom the actual person was that first used the word.
The word "altel" is not found. Alltel Wireless is a wireless service provider now acquired by Verizon Wireless. Altels is a mountain peak in the Alps.
Radio
Yes a telegraph can be wireless. Thomas Edison invented the first wireless telegraph
when was the word bouncebackability first used
all modems can be used with a wireless router.