what does ethernet connection mean
â¢ ETHERNET (noun). The noun ETHERNET has 1 sense: 1. a type of networking technology for local area networks; coaxial cable carries radio frequency signals between computers at a rate of 10 megabits per second.Familiarity information: ETHERNET used as a noun is very rare.he noun ETHERNET has 1 sense: 1. a type of networking technology for local area networks; coaxial cable carries radio frequency signals between computers at a rate of 10 megabits per second.