viaduct

noun

via·​duct ˈvī-ə-ˌdəkt How to pronounce viaduct (audio)
: a long elevated roadway usually consisting of a series of short spans supported on arches, piers, or columns

Illustration of viaduct

Illustration of viaduct

Examples of viaduct in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
More than a third of the lost cash, or $327 million, was pegged to the Allston Multimodal Project, an overhaul of the Mass Pike in Allston that would have seen the replacement of viaducts with a ground-level highway and a new transit hub, among other things. Chris Van Buskirk, Boston Herald, 24 Sep. 2025 Traffic has slowed on I-75 as crews work to clear the viaduct above. Matthew Cupelli, Cincinnati Enquirer, 18 Sep. 2025 What To Know The project's contract includes the development of nine stations, a maintenance center, 12 viaducts, and seven pedestrian crossings. Theo Burman, MSNBC Newsweek, 15 Sep. 2025 The area is a rough triangle bounded by the 12th Street viaduct to the south, the Union Pacific Railroad tracks to the north, Santa Fe Street to the east and Liberty Street to the west. Eric Adler, Kansas City Star, 10 Sep. 2025 See All Example Sentences for viaduct

Word History

Etymology

Latin via way, road + English aqueduct

First Known Use

1816, in the meaning defined above

Time Traveler
The first known use of viaduct was in 1816

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Cite this Entry

“Viaduct.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/viaduct. Accessed 2 Oct. 2025.

Kids Definition

viaduct

noun
via·​duct ˈvī-ə-ˌdəkt How to pronounce viaduct (audio)
: a bridge for carrying a road or railroad over something (as a gorge or a highway)

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