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

See Examples For:

Department of Transportation

The Federal Aviation Administration issued a certificate confirming the largest plane in the MAX family "complies with all applicable design and safety requirements," a Department of Transportation press release said.

From Barron's ● Oct. 20, 2026

The Department of Transportation requires airlines to compensate passengers who are bumped due to oversold flights.

From The Wall Street Journal ● Oct. 8, 2026

Department of Transportation attaching itself to a series paid for by companies it regulates, including United Airlines, Chase Travel, Toyota, Boeing and Royal Caribbean.

From Salon ● Aug. 23, 2026

The Department of Transportation proposed new regulations last month that would allow airlines to highlight fares without individual components such as taxes.

From Los Angeles Times ● Aug. 14, 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

Random Word

Spin the wheel and learn a new word!

---