# pyknosis

> English word · Noun

## Definitions
1. Shrinkage and condensing, such as that of a dying cell or the appearance of a cell's nucleus.

## Etymology
From Ancient Greek πύκνωσις (púknōsis, “thickening”), from πυκνός (puknós, “compact”).

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