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superhighway
[ soo-per-hahy-wey, soo-per-hahy-wey ]
/ ˈsu pərˌhaɪ weɪ, ˌsu pərˈhaɪˌweɪ /
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noun
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.
any very fast route or course.
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use superhighway in a sentence
British Dictionary definitions for superhighway
superhighway
/ (ˈsuːpəˌhaɪweɪ) /
noun
mainly US a fast dual-carriageway road
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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