Dictionary.com
Thesaurus.com
Showing results for Department of Transportation. Search instead for Department+of+Transportation.

Department of Transportation

American  

noun

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


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.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The Arizona Department of Transportation is widely seen as having a more welcoming regulatory environment for autonomous trucking companies than other states.

From The Wall Street Journal • Jun. 8, 2026

The Department of Transportation confirmed to The Times that it had received the necessary documentation.

From Los Angeles Times • Apr. 13, 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

“There are a lot of other bridges. But the Department of Transportation says we do this one—now.”

From "Frightful's Mountain" by Jean Craighead George

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "Department of Transportation" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com