# polyteny

> English word · Noun

## Definitions
1. The presence within a cell of polytene chromosomes (large chromosomes with multiple synapsed chromatids)

## Etymology
From polytene + -y.

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