noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   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 countable, uncountable
2. 2
   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 wordnet

Etymology

Blend of permeation + evaporation.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.