osmomˈetry noun

osmoregulāˈtion noun

The process by which animals regulate the amount of water in their bodies and the concentration of various solutes and ions in their body fluids

osmoregˈulatory /-lə-tər-i/ adjective

osmoseˈ intransitive verb and transitive verb

To undergo or cause to undergo osmosis

Osmosis

osmotic /-motˈik/ adjective

osmotˈically adverb

osmotic pressure noun

1. The pressure exerted by a dissolved substance in virtue of the motion of its molecules
2. A measure of this as the pressure which must be applied to a solution which is separated by a semipermeable membrane from a pure solvent in order to prevent the passage of the solvent through the membrane