# fratricide

> English word · Noun · frequency rank #98,135

## Definitions
1. The killing of one's brother (or sister).
2. The intentional or unintentional killing of a comrade in arms.
3. The undesirable situation where the separate missiles from a MIRV interfere with each other as they explode.

## Etymology
From Middle French fratricide or its etymon Latin frātricīdium.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/fratricide