from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A technique whereby the components of a mixture of two liquids are separated by selective permeation through a semipermeable membrane, the component that passes through the membrane being removed by evaporation
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the concentration of a colloidal solution whose colloid will not pass through a semipermeable membrane; solution is placed in a bag of the membrane and the solvent is evaporated off
Blend of permeation and evaporation (Wiktionary)