superhighway

[ soo-per-hahy-wey, soo-per-hahy-wey ]
See synonyms for superhighway on Thesaurus.com
noun
  1. a highway designed for travel at high speeds, having more than one lane for each direction of traffic, a safety strip dividing the two directions, and cloverleaves to route the traffic on and off the highway. : Compare expressway.

  2. any very fast route or course.

Origin of superhighway

1
First recorded in 1925–30; super- + highway

Words Nearby superhighway

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use superhighway in a sentence

  • But the Travelaire was never designed for driving on anything but a modern superhighway.

    Code Three | Rick Raphael
  • As they slid along the superhighway toward the first and largest of the Venusian cities, Astro pointed out the sights.

    The Revolt on Venus | Carey Rockwell
  • A few moments later Strong was speeding along the superhighway back toward the city.

    The Space Pioneers | Carey Rockwell
  • And I call on the Congress to pass legislation to establish that information superhighway this year.

  • Nothing, of course, to an experienced climber—a foot-wide ledge might as well be a four-lane superhighway.

    The Planet Savers | Marion Zimmer Bradley

British Dictionary definitions for superhighway

superhighway

/ (ˈsuːpəˌhaɪweɪ) /


noun
  1. mainly US a fast dual-carriageway road

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012