grade separation

noun

: a highway or railroad crossing using an underpass or overpass

Examples of grade separation 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.
Duffy cited four projects related to the broader California high-speed rail initiative that would lose funding, including track extensions, grade separations, design work and the construction of a rail station in Madera. Laya Neelakandan, CNBC, 26 Aug. 2025 What To Know The Avenue 88 structure is the seventh grade separation to be opened to traffic this year. Theo Burman, MSNBC Newsweek, 22 Aug. 2025 Already, the High-Speed Rail Authority, which has been building the embankments, bridges, tunnels and grade separations needed for the train over the last decade, like an overpass just completed in Fresno, has begun ordering steel and other materials needed to finally begin laying tracks. Alan Ohnsman, Forbes.com, 13 Aug. 2025 During construction, crews had to build multiple structures, as well incorporate drainage, grade separation and animal crossing components, according to Scott Eades, Caltrans District 5 director. Hannah Poukish, Sacbee.com, 12 June 2025 See All Example Sentences for grade separation

Word History

First Known Use

1935, in the meaning defined above

Time Traveler
The first known use of grade separation was in 1935

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Cite this Entry

“Grade separation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/grade%20separation. Accessed 9 Sep. 2025.

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