Longman Dictionary of Contemporary English homepage

Date: 1800-1900
Language: Latin
Origin: via 'way, road' + English -duct (as in aqueduct)

viaduct

 noun
     
Related topics: Transport
vi‧a‧duct [countable]
TT a long high bridge, especially one with arches, that crosses a valley and has a road or railway on it
Definition from the Longman Dictionary of Contemporary English
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