via·​duct | \ ˈvī-ə-ˌdəkt How to pronounce viaduct (audio) \

Definition of viaduct

: 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 The Science Park station will also be closed while the T conducts major repairs to the viaduct that carries the Green Line., "Moving the Lechmere station across the O’Brien is a crucial step in the $2.3 billion project to extend the Green Line to Somerville and Medford, to align the new stop with the right-of-way that will carry trolleys further north.," 22 Dec. 2019 The offramp from Interstate 5 southbound to Southeast Belmont Street/Highway 99E (Martin Luther King Jr. Blvd) will close 9 p.m. Wednesday through 3 p.m. Thursday, Oct. 16-17, for streetlight maintenance on the Morrison Bridge viaduct. oregonlive, "Portland metro Wednesday traffic: I-5 south ramp to 99E/Belmont closes tonight," 16 Oct. 2019 The viaduct sits below the freeway offramp at that location. oregonlive, "Portland metro Wednesday traffic: I-5 south ramp to 99E/Belmont closes tonight," 16 Oct. 2019 The 1,300-foot-long viaduct, which was built in 1964, runs alongside the Providence Place Mall and carries about 220,000 vehicles per day. USA TODAY, "Big butter sculpture, sweet guitar, owl released: News from around our 50 states," 24 July 2019 The city has also considered another aspect of the deal — the property sits next to the I-84 viaduct, which is slated for reconstruction or replacement in another decade. Rebecca Lurye,, "Hartford considering 10-year tax deal for buyer of vacant, state-owned office tower," 22 Nov. 2019 The mother and son were traveling in the 2000 block of Ninth Avenue North over the viaduct when another vehicle opened fire on the Marks. Carol Robinson |, al, "Bessemer mother, 47, killed in weekend drive-by shooting while riding with son," 7 Oct. 2019 Instead of the gaunt viaduct that shadowed the area for generations, or the bare dirt that now covers two vehicle tunnels, there will be a naturalistic environment with coastal shrubs and panoramic views. John King,, "At north edge of SF’s Presidio, a new park to connect people to the bay," 7 Nov. 2019 Coons also brushed aside any concerns about a future lowering of the I-84 viaduct that could impact properties along the route of the present highway. Kenneth R. Gosselin,, "Long-vacant state office tower in Hartford ⁠— once studied for ‘sick building’ syndrome ⁠— has a buyer," 15 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'viaduct.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of viaduct

1816, in the meaning defined above

History and Etymology for viaduct

Latin via way, road + English aqueduct

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Time Traveler for viaduct

Time Traveler

The first known use of viaduct was in 1816

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Last Updated

12 Jan 2020

Cite this Entry

“Viaduct.” The Dictionary, Merriam-Webster Inc., Accessed 22 January 2020.

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More Definitions for viaduct


How to pronounce viaduct (audio)

English Language Learners Definition of viaduct

: a long, high bridge that carries a road or railroad over something (such as a valley)


via·​duct | \ ˈvī-ə-ˌdəkt How to pronounce viaduct (audio) \

Kids Definition of viaduct

: a bridge for carrying a road or railroad over something (as a gorge or highway)

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More from Merriam-Webster on viaduct

Rhyming Dictionary: Words that rhyme with viaduct

Spanish Central: Translation of viaduct

Nglish: Translation of viaduct for Spanish Speakers Encyclopedia article about viaduct

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