• (n.) See Exosmose.
<physiology> The movement of liquid from inside the cell to the outside by osmosis through the cell membrane. ... Compare: endosmosis. ... (09 Oct 1997) ... 
(ek″sos-mo´sis) osmosis or diffusion from within outward.
Ex`os·mo'sis noun [ New Latin See Exo- , and Osmose .] (Physics) See Exosmose . 
exosmosis 1. Diffusion or osmosis from within outward; movement outward through a diaphragm or through vessel walls. 2. A movement of fluid toward a solution of lower concentration, as is the case when water percolates through a cell membrane into the medium surrounding the cell. 3. The flow of a substance from an area of greater concentration to...
osmosis toward the outside of a cell or vessel. · the flow of a substance from an area of greater concentration to one of lower concentration (opposed to endosmosis).