Medical Dictionary


noun os·mo·sis \äz-ˈmō-səs, äs-\
plural os·mo·ses \-ˌsēz\

Medical Definition of OSMOSIS

:  movement of a solvent through a semipermeable membrane (as of a living cell) into a solution of higher solute concentration that tends to equalize the concentrations of solute on the two sides of the membrane


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