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 California Department of Transportation said in a statement Wednesday that there was no timeline for when the northbound lanes would be reopened.

From Los Angeles Times • May 6, 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

Part of the Kuihelani Highway on Maui was temporarily closed overnight due to "fast moving water", the Hawaii Department of Transportation posted on X, but had reopened by Sunday.

From BBC • Mar. 22, 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