Department of Transportation

American  

noun

1. the department of the U.S. federal government that coordinates and institutes national transportation programs. DOT

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Department of Transportation Cultural  

1. A department of the federal executive branch responsible for the national highways and for railroad and airline safety. It also manages Amtrak, the national railroad system, and the Coast Guard.

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Example Sentences

“The Department of Transportation doesn’t give preferential treatment to any person, organization, or entity at any time,” she said.

From The Wall Street Journal • May 14, 2026

To the east, the city’s Department of Transportation plaza is a fenced-off eyesore.

From Los Angeles Times • Apr. 11, 2026

American, which received a US Department of Transportation authorization in early March, said it was continuing to work with authorities in both countries.

From Barron's • Apr. 9, 2026

Department of Transportation have begun exploring replacing the existing funding structure with a simpler VMT tax that better aligns use with costs and better approximates the real price of roads.

From MarketWatch • Apr. 1, 2026

The Hideout is a dive bar made of wooden planks that's nestled between a factory and some Department of Transportation building.

From "Will Grayson, Will Grayson" by John Green and David Levithan