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

See Examples For:

Department of Transportation

The city Department of Transportation began outreach in May 2025 and spent about a year gathering feedback from businesses and residents, according to spokesperson Colin Sweeney.

From Los Angeles Times ● Jul. 17, 2026

Back in Washington, the Department of Transportation concluded that this laissez-faire attitude had to change, and began high-level discussions with the nation’s aviation executives.

From Slate ● Jul. 7, 2026

The research was funded by the Hawaii Department of Transportation.

From Science Daily ● Jun. 28, 2026

“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

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