variants: or less commonly asymmetrical digital subscriber line
Definition of asymmetric digital subscriber line
: a digital subscriber line in which information is transferred faster in one direction than the other That is because Mr. Scaglia faces formidable competition from Telecom Italia, which is focusing on a less effective but also much less expensive broadband alternative known as ADSL (asymmetric digital subscriber line), which uses the telephone company's existing copper wires.— Eric Sylvers —abbreviation ADSL
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