# Picatinny rail

> English word · Noun

## Definitions
1. A bracket used on some firearms in order to provide a standardized mounting platform.

## Etymology
Named after the Picatinny Arsenal in New Jersey.

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