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English definition of “tunnel”


noun [C]     /ˈtʌn.əl/
B1 a long passage under or through the ground, especially one made by people: The train went into the tunnel.Ditches, dams and tunnels the tunnel the long passage through which football, rugby, etc. players walk to get to the pitch
(Definition of tunnel noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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