The pressure required to prevent the passage of solvent through a semipermeable membrane that separates a pure solvent from a solution of the solvent and solute or that separates different concentrations of a solution. It is proportional to the osmolality of the solution.

Descriptor ID	D009997
MeSH Number(s)	G01.374.715.578 G02.640.249 G02.842.700.661
Concept/Terms	Osmotic Pressure Osmotic Pressure Osmotic Pressures Pressure, Osmotic Pressures, Osmotic Hypotonic Stress Hypotonic Stress Hypotonic Stresses Stress, Hypotonic Stresses, Hypotonic Osmotic Shock Osmotic Shock Osmotic Shocks Shock, Osmotic Shocks, Osmotic Hypertonic Shock Hypertonic Shock Hypertonic Shocks Shock, Hypertonic Shocks, Hypertonic Hypertonic Stress Hypertonic Stress Hypertonic Stresses Stress, Hypertonic Stresses, Hypertonic Hypotonic Shock Hypotonic Shock Hypotonic Shocks Shock, Hypotonic Shocks, Hypotonic Osmotic Stress Osmotic Stress Osmotic Stresses Stress, Osmotic Stresses, Osmotic

Below are MeSH descriptors whose meaning is more general than "Osmotic Pressure".

Below are MeSH descriptors whose meaning is related to "Osmotic Pressure".

Below are MeSH descriptors whose meaning is more specific than "Osmotic Pressure".