# Robertsonian translocation

> English word · Noun

## Definitions
1. A rare form of chromosomal rearrangement where the participating chromosomes break at their centromeres and the long arms fuse to form a single, large chromosome with a single centromere.

## Etymology
From Robertsonian + translocation.

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