Definition

Noun: A railway car specifically designed and used for the transportation and sorting of mail while in transit.

Usage

This term refers specifically to a dedicated railroad car that is part of a train. Its primary function is to carry mail (letters, packages), and it is typically equipped so that postal workers can sort the mail during the journey.

Examples

• Noun:
  • The train included a mail car directly behind the locomotive.
  • Postal clerks worked tirelessly inside the mail car to sort letters before the next stop.
  • The historic mail car has been restored and is now part of a museum exhibit.

Advanced Usage

• The term is a compound noun. Historically, mail cars were essential for moving and processing the postal service's volume before the dominance of air transport and electronic communication.
• In modern contexts, the term is often used historically or when describing specific rail services that still transport mail.

Variants and Related Words

• Railway post office (RPO): This is a synonymous term for a mail car where mail is sorted en route.
• Baggage car: A different type of railway car used for transporting luggage and sometimes mail, but not specifically designed for sorting.
• Postal car: Another term for a mail car.

Synonyms

• Railway post office (RPO)
• Postal car

Notes

• Mail car is a closed compound noun. It refers to the physical railroad car itself, not the act of mailing or the mail within it.
• This term is distinct from a "mail truck" or "postal vehicle," which are road vehicles.

Noun

1. a railway car in which mail is transported and sorted