osmolarity
/ˌɑzmoʊˈlɛrəti/
noun
- The concentration of a solution expressed as the number of osmoles of solute per liter of solution.
- The osmolarity of blood plasma is carefully regulated by the kidneys.
- Doctors check the osmolarity of a patient's urine to assess hydration levels.
- High osmolarity in the soil can make it difficult for plants to absorb water.