Lexic.us

Definition of Semipermeable membrane

1. Noun. A membrane (as a cell membrane) that allows some molecules to pass through but not others.

Medical Definition of Semipermeable membrane

1. A membrane that is selectively permeable to only one (or a few) solutes. The potential developed across a membrane permeable to only one ionic species is given by the Nernst equation for the species: this is the basis for the operation of ion selective electrodes. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Semipermeable Membrane

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