bn:00078606n
Noun Concept
Categories: Tunnels, Transport buildings and structures, Earthworks, All articles containing potentially dated statements, Civil engineering
EN
tunnel  tunel  Clay-kickers  clay-kicking  cut-and-cover
EN
A passageway through or under something, usually underground (especially one for trains or cars) WordNet 3.0
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EN
A passageway through or under something, usually underground (especially one for trains or cars) WordNet 3.0 & Open English WordNet
A tunnel is an underground or undersea passageway. Wikipedia
Underground passageway Wikidata
A underground passageway, especially one for trains or cars that passes under a mountain, river or a congested urban area. OmegaWiki
EN
The tunnel reduced congestion at that intersection WordNet 3.0 & Open English WordNet