from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A process by which a solvent such as water is purified of solutes by being forced through a semipermeable membrane through which the solvent, but not the solutes, may pass.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a technique whereby a solution is forced through a semipermeable membrane under pressure; used to generate drinkable water from sea water, or to separate chemical compounds
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (chemistry) a method of producing pure water; a solvent passes through a semipermeable membrane in a direction opposite to that for natural osmosis when it is subjected to a hydrostatic pressure greater than the osmotic pressure
Sorry, no etymologies found.