superhighway

American  

[soo-per-hahy-way, soo-per-hahy-way] / ˈsu pərˌhaɪ weɪ, ˌsu pərˈhaɪˌweɪ /

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.

2. any very fast route or course.

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superhighway British  

/ ˈsuːpəˌhaɪweɪ /

noun

1. a fast dual-carriageway road

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Etymology

Origin of superhighway

First recorded in 1925–30; super- + highway

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Example Sentences

See Examples For:

superhighway

The family lived along Route 128, “a superhighway of tech,” according to Raman’s best childhood friend, Nadia Salim, that became a suburban destination for many South Asians.

From Los Angeles Times ● Nov. 2, 2026

I still recall the promise of new-millennium digital iconography, when knowledge fused with access, and posters with images of kids surfing on textbooks down the information superhighway adorned school computer rooms.

From Salon ● Apr. 12, 2026

Running southwest is the Via Baltica superhighway to Poland, clogged with trucks from all over the EU and Ukraine.

From The Wall Street Journal ● Feb. 5, 2026

With cash use falling, they might be expected to disappear - a roadside relic as we all pull onto the technology superhighway.

From BBC ● Nov. 8, 2025

Along I-20, a superhighway that divides Atlanta into north and south, cars whizzed past at frightening speeds.

From "Outcasts United: An American Town, a Refugee Team, and One Woman's Quest to Make a Difference" by Warren St. John

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Related Words

• artery
• expressway
• freeway
• pathway
• roadway
• subway
• thoroughfare
• turnpike
• viaduct

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