![osmoregulation osmoregulation](https://www.tekportal.net/wp-content/uploads/2018/12/osmoregulation.png)
noun
- the process by which cells and simple organisms maintain fluid and electrolyte balance with their surroundings.
noun
- zoology the adjustment of the osmotic pressure of a cell or organism in relation to the surrounding fluid
n.
- The maintenance of an optimal constant osmotic pressure in the body of a living organism.