superhighway

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superhighway /ˌsuːpɚˈhaɪˌweɪ/ noun
plural superhighways
superhighway
/ˌsuːpɚˈhaɪˌweɪ/
noun
plural superhighways
Learner's definition of SUPERHIGHWAY
[count] US
: a large and wide highway used for traveling at high speeds over long distances
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