Data link and Electrical circuit

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

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

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

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