# plastin

> English word · Noun

## Definitions
1. A substance associated with nuclein in cell nuclei, and by some considered as the fundamental substance of the nucleus.

## Etymology
From Ancient Greek πλαστός (plastós, “mouldable”) + -in.

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