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Definition of viaduct
viaduct
/ˈvaɪ.ə.dʌkt/
vi · a · duct
Plural:viaducts
viaduct Lexical Profile
CEFR
B2
Grade
7
Tier
2
Usage
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viaduct Game Scores & Validity
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WWF
Wordle Guess
• noun
1
A long, elevated bridge-like structure, often consisting of a series of arches or spans, designed to carry a road or railway across a valley, gorge, or other low-lying area.
Example
"The old steam train slowly crossed the historic brick viaduct, offering passengers a stunning panoramic view of the river valley below."
Synonyms
View all synonyms for viaductWord Nuance & Usage
Frequently confused with an 'aqueduct', which is explicitly designed to carry water, whereas a 'viaduct' carries a road or railway over a geographic obstacle.
• Nearby Words
Word Origin & Etymology
Coined in the early 19th century from the Latin 'via' (way) and 'ducere' (to lead), directly modeled on the structure and etymology of the earlier word 'aqueduct'.
Usage Trend
Historical frequency of usage in published text.
180019102020
Data source: Google Books Ngram Viewer
Cite this Entry
Wordmom. (2026). Definition of Viaduct. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/viaduct