superhighway

noun

su·​per·​high·​way ˌsü-pər-ˈhī-ˌwā How to pronounce superhighway (audio)
ˈsü-pər-ˌhī-
1
: a multilane highway (such as an expressway or turnpike) designed for high-speed traffic
2

Example Sentences

Recent Examples on the Web Abnormally cold waters have led to an abundance of krill and anchovies, which in turn has led to a superhighway of humpback whales off the California coast. Deborah Netburnstaff Writer, Los Angeles Times, 2 Nov. 2022 But there have been potholes in the EV superhighway. Drew Kann, ajc, 28 Oct. 2022 Think of it as going from a single-track road (2.4 GHz) to a three-lane highway (5 GHz) to a six-lane superhighway (6 GHz). Simon Hill, WIRED, 15 Oct. 2022 But these sorts of regulations need to be replicated along the whole superhighway for long-lasting impact, and countries need to find a sustainable balance between fishers and the fished. Nell Lewis; Video By Stefanie Blendis, CNN, 30 June 2022 But Republicans who controlled the Illinois Toll Highway Commission refused to pay for a superhighway connection to the Indiana Toll Road. Ron Grossman, Chicago Tribune, 25 Sep. 2022 Whether that negates the value of the flight all-together or reduced the value somewhat, the superhighway is not fulfilling the overall goal for the autonomous flight industry – to promote safety, security, reliability, and sustainability. Harrison Wolf, Forbes, 18 July 2022 The reprieve from the heat can be traced to the shape of the jet stream, which is the high-altitude wind current that divides hot and cold air and is the superhighway for storms. Ian Livingston, Washington Post, 13 July 2022 The Mesoamerican Reef, the second-largest barrier reef in the world, is a bit of a superhighway for sharks, turtles and rays living in the Caribbean. Ashley Strickland, CNN, 2 July 2022 See More

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.

Word History

First Known Use

1924, in the meaning defined at sense 1

Time Traveler
The first known use of superhighway was in 1924

Dictionary Entries Near superhighway

Cite this Entry

“Superhighway.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/superhighway. Accessed 27 Nov. 2022.

Kids Definition

superhighway

noun

su·​per·​high·​way ˌsü-pər-ˈhī-ˌwā How to pronounce superhighway (audio)
1
: a highway designed for high-speed traffic
2
Last Updated: - Updated example sentences
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