noun
- Biology. osmosis toward the inside of a cell or vessel.
- Physical Chemistry. the flow of a substance from an area of lesser concentration to one of greater concentration (opposed to exosmosis).
noun
- biology osmosis in which water enters a cell or organism from the surrounding solutionCompare exosmosis
n.
- The passage of a fluid inward through a permeable membrane, as of a cell, toward a fluid of higher concentration.