Definition

1. Noun:
   • A government agency responsible for transportation systems: The Department of Transportation is a cabinet-level federal department of the United States government. Its primary mission is to develop and coordinate national policies and programs to ensure safe, efficient, and accessible transportation for the American people. It was established in 1966.

Usage Examples

• Noun:
  • The Department of Transportation announced new safety regulations for commercial airlines.
  • Federal funding for highway repairs is administered by the Department of Transportation.
  • She has worked for the Department of Transportation for over a decade.

Advanced Usage

• "DOT": This is the common acronym for the Department of Transportation.
  • All commercial motor carriers must have a valid DOT number.
• "State Department of Transportation": Often abbreviated as "state DOT," this refers to the equivalent transportation agency at the state government level within the United States.
  • The state DOT is responsible for maintaining interstate highways within its borders.

Variants and Related Words

• Transportation Department: A less common but synonymous full name.
• Secretary of Transportation: The title of the head of the U.S. Department of Transportation, a member of the President's cabinet.

Synonyms

• Transportation agency: A general term for any organization, governmental or otherwise, that manages transportation systems.
• DOT: The standard acronym.

Related Phrases

• DOT regulations: The rules and standards issued by the Department of Transportation.
  • The company updated its fleet to comply with the latest DOT regulations.
• DOT-approved: Something that has met the standards set by the Department of Transportation.
  • Make sure you use DOT-approved safety equipment.

Noun

1. the United States federal department that institutes and coordinates national transportation programs; created in 1966