# microdeletion

> English word · Noun

## Definitions
1. A genetic mutation resulting from the deletion of a small part of a chromosome, usually involving many genes.

## Etymology
From micro- + deletion.

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