# Janney coupler

> English word · Noun

## Definitions
1. A semi-automatic form of railway coupling allowing cars and locomotives to be securely linked together without rail workers having to get between the vehicles.

## Etymology
Patented in 1873 by Eli H. Janney.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/janney-coupler