superhighwaynoun [ C ]uk /ˈsuː.pəˌhaɪ.weɪ/ us /ˈsuː.pɚˌhaɪ.weɪ/ US
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(Definition of “superhighway” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
(Definition of “superhighway” from the Cambridge Academic Content Dictionary © Cambridge University Press)
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