# trainset

> English word · Noun

## Definitions
1. A locomotive and carriages coupled together to form a unified set of equipment.
2. a self-propelled electric or diesel multiple unit, consisting of a fixed number of permanently coupled passenger vehicles.

## Etymology
From train + set.

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