Definition of asymmetric digital subscriber line in English English dictionary
A communications system (or part thereof) characterised by moderately high speeds, different in each direction
digital telephone line for fast Internet connection through regular telephone cables (the line is asymmetrical because the connection is faster in one direction than the other), ADSL
A family of technologies that provides digital data transmission over the wires of a local telephone network. Often, this notion is used for the Asymmetric Digital Subscriber Line (ADSL), the most commonly installed technical variety of DSL