loopback means the routing of a signal, data stream, etc. from its origin back to the origin, primarily as a means of testing the transmission or transportation infrastructure. Lexicurio rates it Sui generis — a strength score of 86 out of 100.
Etymology
From loop + back.
noun
- The routing of a signal, data stream, etc. from its origin back to the origin, primarily as a means of testing the transmission or transportation infrastructure.