# outgroup

> English word · Noun · frequency rank #72,624

## Definitions
1. The group of people who do not belong to one's own social group.
2. In cladistics, all the taxa included in a study that do not belong to the ingroup that is of immediate interest.

## Etymology
From out- + group.

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