Endosmosis vs. Exosmosis — What's the Difference?

The inward flow of a fluid through a permeable membrane toward a fluid of greater concentration.

The passage of a fluid through a semipermeable membrane toward a solution of lower concentration, especially the passage of water through a cell membrane into the surrounding medium.

Osmosis in which fluid flows through a membrane towards a region of higher concentration

Osmosis in which fluid flows through a membrane towards a region of lower concentration

See Exosmose.