superhighway has definitions from the fields of transportation,geography
1
[ noun ] (transportation,geography) a broad highway designed for high-speed traffic

Used in print

(Robert A. Futterman, The Future of Our Cities....)

The first superhighways - New_York 's Henry_Hudson and Chicago 's Lake_Shore , San_Francisco 's Bay_Bridge and its approaches , a good slice of the Pennsylvania_Turnpike - were built as part of the federal works_program which was going_to cure the depression .

2
[ noun ] an extensive electronic network (such as the internet) used for the rapid transfer of sound and video and graphics in digital form

Related terms

electronic_network

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