'superhighway' definitions:

Definition of 'superhighway'

From: WordNet
noun
A broad highway designed for high-speed traffic [syn: expressway, freeway, motorway, pike, state highway, superhighway, throughway, thruway]
noun
An extensive electronic network (such as the internet) used for the rapid transfer of sound and video and graphics in digital form [syn: superhighway, information superhighway]

Synonyms of 'superhighway'

From: Moby Thesaurus

Words containing 'superhighway'