reverse osmosis

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re·verse os·mo·sis

movement of solvent in the opposite direction from osmosis, that is, pressure filtration of solvent through a semipermeable membrane that will hold back the solutes; commonly replaced by filtration or ultrafiltration when speaking of capillary membranes, as in the renal glomerulus.

re·verse os·mo·sis

(rē-vĕrs' os-mō'sis)
Movement of solvent in the opposite direction from osmosis.

reverse osmosis

A form of water treatment that removes infectious particles and dissolved ions more effectively than other water purification techniques. Water so purified can be used in hemodialysis.
See also: osmosis
References in periodicals archive ?
Reverse-osmosis has been the technology of choice for these industries, but it can't do the job on its own.
At that concentration, reverse-osmosis reaches its operational limit.
Whittaker says Saltworks' process dovetails nicely with reverse-osmosis and industry likes it because it doesn't undermine existing capital investments in reverse-osmosis systems--it adds value to them.
The result is a reverse-osmosis process that will recover 85% clean water.
It works in a similar way to the Beckton design, processing water in a single stage at a pressure of 65 bar, using four reverse-osmosis units.
The Pro-Flo reverse-osmosis under-counter units can be found in a variety of hardware and specialty stores.
Now the reverse-osmosis system has become basic to everything he does with food and beverages.
The reverse-osmosis water has become a critical ingredient in Crop s beverage program, which includes Culinary Cocktails with ice cubes made from barrel-aged reverse-osmosis water.