superhighway

[ soo-per-hahy-wey, soo-per-hahy-wey ]

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.

superhighway

/ ˈsuːpəˌhaɪweɪ /

noun

1. a fast dual-carriageway road

Word History and Origins

Origin of superhighway¹

First recorded in 1925–30; super- + highway

Example Sentences

For nearly 15 years, the four daughters of “Real Housewives of Beverly Hills” star Kyle Richards have been passengers to their mother’s journey on the reality TV superhighway.

From Los Angeles Times

This was the so-called “information superhighway,” which Levin called the Full Service Network.

From Seattle Times

Using genetic analyses and oceanographic modelling, researchers at Oxford University demonstrated for the first time that a network of ocean currents scatter significant numbers of larvae between these distant islands, acting as a 'coral superhighway.'

From Science Daily

Several activist groups have labeled this jet superhighway a “sacrifice zone” — a place where others profit off residents’ health and safety degradations.

From Los Angeles Times

Here the researchers turned to the vagus nerve — a crucial communication superhighway that travels from the brainstem to the gut.

From Salon

Related Words

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