# poikilohydry

> English word · Noun

## Definitions
1. The condition of being poikilohydric; the lack of structural or functional mechanisms to actively regulate the equilibrium between the concentration of water in cell tissue and that in the environment.

## Etymology
From poikilo- + -hydry or a noun-forming modification of poikilohydric (see -y); compare homoiohydry.

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