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

Bikes were such a popular mode of urban transportation that cities scrambled to build cycling superhighways for them. Alissa Walker, Curbed, "Don’t ban scooters. Redesign streets.," 13 July 2018 The animals use the Eagle River Valley as a kind of bruin superhighway, moving up and down the river all summer long. Matt Tunseth, Anchorage Daily News, "Biologists say trash bears in Eagle River will be killed — but people are the problem," 19 June 2018 To celebrate this milestone, Billboard spoke with some of today's modern metal mavens on how Seventh Son played a role on their travels along the heavy metal superhighway. Ron Hart, Billboard, "Iron Maiden's 'Seventh Son of a Seventh Son' at 30: Artists Reflect on Then-Controversial Metal Classic," 11 Apr. 2018 All Europe has done is redirect the flow of vulnerable humanity, fostering the development of a global superhighway to move people over this great distance. Lauren Markham, The New Republic, "How efforts to block refugees and asylum-seekers from Europe have only made the global migration crisis more complex and harrowing," 26 Feb. 2018 Thirty-six by thirty-eight miles in dimension, fourth largest urban center in the United States (never crowded except on superhighways), its pride is its absence of form. Molly Glentzer, Houston Chronicle, "How Norman Mailer nailed Houston - and the future of politics," 26 Feb. 2018 This superhighway system, sold as being necessary to protect America in case of an attack, was called the National Interstate and Defense Highways Act. Ed Wallace, star-telegram, "Needed: A Roads Scholar," 24 Feb. 2018 The immune system fights on the front lines, but the body’s superhighway of information reaches every cell when disease and distress is present. Deepak Chopra, Md, Facp And Rudolph E. Tanzi, NBC News, "Deepak Chopra’s tips on how to combat stress at work," 31 Jan. 2018 Dinosaur State Park holds the greatest number of dinosaur tracks in Connecticut and North America – a dinosaur superhighway. Dennis Hohenberger, Courant Community, "Children Learn About Dinosaurs," 17 Jan. 2018

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.

See More

First Known Use of superhighway

1924, in the meaning defined at sense 1

Keep scrolling for more

Learn More about superhighway

Statistics for superhighway

Look-up Popularity

Time Traveler for superhighway

The first known use of superhighway was in 1924

See more words from the same year

Keep scrolling for more

More Definitions for superhighway



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

Keep scrolling for more

More from Merriam-Webster on superhighway

Rhyming Dictionary: Words that rhyme with superhighway

Spanish Central: Translation of superhighway

Nglish: Translation of superhighway for Spanish Speakers Encyclopedia article about superhighway

Comments on superhighway

What made you want to look up superhighway? Please tell us where you read or heard it (including the quote, if possible).


a sum of money that is sent as a payment

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time traveler quiz which word came first
  • Which came first?
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!