su·​per·​high·​way | \ ˌsü-pər-ˈhī-ˌwā How to pronounce superhighway (audio) , ˈsü-pər-ˌhī- \

Definition of superhighway

1 : a multilane highway (such as an expressway or turnpike) designed for high-speed traffic

Examples of superhighway in a Sentence

Recent Examples on the Web As part of the Belt and Road Initiative, the government has been building major infrastructure projects like high-speed trains and superhighways through the remote province. Michael Hardy, Wired, "In Xinjiang, Tourism Erodes the Last Traces of Uyghur Culture," 4 Apr. 2020 Holes around pipes or wiring are often overlooked, but can act as a mouse superhighway system through your home. Mary Beth Griggs, Popular Science, "How to get rid of mice," 18 Dec. 2019 As the long and bloody conflict in Syria was gathering pace, Turkey allowed its southern border to become a virtual superhighway for foreign militants heading to join the battle. Laura King, Los Angeles Times, "Turkey-U.S. relationship was fraught even before flap over America’s Kurdish allies," 9 Oct. 2019 The bridge was a key link in a nearly decadelong project to complete a superhighway connecting the Sinaloa coast to the McAllen region in Texas., "Fair pay a distant dream for produce packers in Rio Grande Valley," 28 Dec. 2019 The tether between the United States and France — Modernism’s superhighway, at the exclusion of most everything else — has been split into a web of global byways, examining modernity’s upheavals from multiple points on the map., "The Brancusi gallery at the Museum of Modern Art.," 18 Oct. 2019 Interstate 10 and the Union Pacific rail line border Beacon Hill and skunks apparently use these as a convenient superhighway into the neighborhood, where plenty of pier-and-beam homes provide them daytime hideaways. Richard A. Marini,, "Beacon Hill celebrates its neighborhood’s skunks with with inflatable Santa Skunk Christmas decorations," 13 Dec. 2019 London removed a lane of traffic from Victoria Embankment — picture Storrow Drive, only on the Thames — and did the same on other thoroughfares to create cycle superhighways that now crisscross this capital., "Seeing red," 19 Nov. 2019 The route humans took from Africa to the Americas over the course of tens of thousands of years can now be tracked on the map as if the travelers were moving, albeit extremely slowly, on a series of interconnected superhighways. Gary Stix, Scientific American, "Traces of a Distant Past," 1 Nov. 2012

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'superhighway.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of superhighway

1924, in the meaning defined at sense 1

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Time Traveler for superhighway

Time Traveler

The first known use of superhighway was in 1924

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Cite this Entry

“Superhighway.” Dictionary, Merriam-Webster, Accessed 27 Sep. 2020.

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How to pronounce superhighway (audio)

English Language Learners Definition of superhighway

US : a large and wide highway used for traveling at high speeds over long distances


su·​per·​high·​way | \ ˌsü-pər-ˈhī-ˌwā How to pronounce superhighway (audio) \

Kids Definition of superhighway

: an expressway for high-speed traffic

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