Data link and Electric circuit

Data link noun - An interconnecting circuit between two or more locations for the purpose of transmitting and receiving data.

Electric circuit and data link are semantically related. In some cases you can use "Electric circuit" instead a noun phrase "Data link".

Electric circuit noun - An electrical device that provides a path for electrical current to flow.

Data link and electric circuit are semantically related. Sometimes you can replace phrase "Data link" with "Electric circuit", this phrases are similar.