noun.
Diffusion of fluid through a semipermeable membrane from a solution with a low solute concentration to a solution with a higher solute concentration until there is an equal solute concentration on both sides of the membrane.
noun.
The tendency of fluids to diffuse in such a manner.
noun.
A gradual, often unconscious process of assimilation or absorption.
The Century Dictionary and Cyclopedia
noun.
The diffusion of fluids through membranes. See osmose.
the GNU version of the Collaborative International Dictionary of English
noun.
The tendency in fluids to mix, or become equably diffused, when in contact. It was first observed between fluids of differing densities, and as taking place through a membrane or an intervening porous structure. An older term for the phenomenon was Osmose.
noun.
The net movement of solvent molecules from a region of high solvent potential to a region of lower solvent potential through a partially permeable membrane
noun.
Picking up knowledge accidentally, without actually seeking that particular knowledge.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
(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
Word Usage
"The most common alternative, reverse osmosis, is cheaper, but it 's still pricey and energy-intensive."