What does "superhighway" mean?
An expressway, especially one designed for high speeds.
noun ·4 syllables ·Moderate ·College level
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"We cannot and should not be rebuilding old "two lane" sections of the air transport system with segments having "eight lane superhighway" capacity without knowing the full economic, safety, and environmental impacts of the entire air traffic superhighway."
"In the discussion about the pros and cons of the electronic superhighway, people often refer to the Internet."
"The Internet was also called the information superhighway in the 1990s."
An expressway, especially one designed for high speeds.
Common synonyms include: expressway, freeway, alley, alleyway, arterial, arterial highway.
The Internet was also called the information superhighway in the 1990s.
From super- + highway.