osmosis meaning

[ ɔz'məusis ] Pronunciation:   "osmosis" in a sentence
Noun: osmosis  óz'mowsis
  1. (biology, chemistry) diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal

See also: osmotic

Type of: diffusion

Part of: dialysis

Encyclopedia: Osmosis

Tendency of fluids (e.g.,water) to move from the less concentrated to the more concentrated side of a semipermeable membrane. n pl os·mo·ses : 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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  1. if we put the salt water under pressure, we achieve reverse osmosis.
  2. the membrane process is usually accomplished by either electrodialysis or reverse osmosis.
  3. the environmental engineer does not have much opportunity to apply the principle of osmosis.
  4. principal application of reverse osmosis has been in desalting brackish waters for domestic consumption.
  5. in one study, the reverse osmosis process removed only 10% of the total boron in a wastewater.

Related Words

  1. osmoregulatory meaning
  2. osmoscope meaning
  3. osmose meaning
  4. osmoses meaning
  5. osmosin meaning
  6. osmotic meaning
  7. osmotic diuretics meaning
  8. osmotic fragility meaning
  9. osmotic pressure meaning
  10. osmotic pressures meaning
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