# Noonan syndrome

> English word · Noun

## Definitions
1. A relatively common autosomal-dominant congenital disorder, a form of dwarfism accompanied by a heart defect, learning difficulties, and a characteristic facial appearance.

## Etymology
After Jacqueline Noonan, paediatric cardiologist.

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