# nuclear family

> English word · Noun

## Definitions
1. A family unit consisting of two parents (traditionally a mother and a father) and their children.

## Etymology
From nuclear + family.

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