| osmotic pressure 
 
 (physical chemistry) the pressure exerted by a solution necessary to prevent osmosis into that solution when it is separated from the pure solvent by a semipermeable membrane (Freq. 3)
 • Topics:
 physical chemistry
 • Hypernyms:
 pressure, pressure level, force per unit area
 • Hyponyms:
 hypertonicity, hypotonicity
 
 
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