- permeable only to certain small molecules: a semipermeable membrane.
Origin of semipermeable
Examples from the Web for semipermeable
Contemporary Examples of semipermeable
Water has to be pushed through a semipermeable membrane that blocks the salt and other impurities from going through.Sun+Water= High Tech Caribbean Luxury At The Cusinart Resort
The Daily Beast
June 11, 2014
Historical Examples of semipermeable
Similarly the diffusion of sols through "semipermeable" membranes is affected by lyotrope influence.Animal Proteins
Hugh Garner Bennett
- (esp of a cell membrane) selectively permeable
- Partially permeable.
- Allowing passage of certain, especially small, molecules or ions but acting as a barrier to others. Used of biological and synthetic membranes.