Definition of osmotic pressure in English:

osmotic pressure

Line breaks: os|mot¦ic pres|sure
Pronunciation: /ɒzˈmɒtɪk


  • The pressure that would have to be applied to a pure solvent to prevent it from passing into a given solution by osmosis, often used to express the concentration of the solution.
    More example sentences
    • The driving force for the osmotic pressure is the higher concentration of sodium ions in the beads than in the outside water.
    • If a U-shaped glass tube were divided in two by a semipermeable membrane and filled with two solutions the osmotic pressure could be shown.
    • The glucose osmotic pressure in solution with water is proportional to the glucose concentration in the outer solution.

More definitions of osmotic pressure

Definition of osmotic pressure in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody