Ethernet and Local area network

Ethernet noun - A type of network technology for local area networks; coaxial cable carries radio frequency signals between computers at a rate of 10 megabits per second.

Local area network and ethernet are semantically related. In some cases you can use "Local area network" instead a noun "Ethernet".

Local area network noun - A local computer network for communication between computers; especially a network connecting computers and word processors and other electronic office equipment to create a communication system between offices.

Ethernet and local area network are semantically related. You can use "Ethernet" instead a noun phrase "Local area network".