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semipermeable membrane
 
Noun semipermeable membrane has 1 sense
  1. semipermeable membrane - a membrane (as a cell membrane) that allows some molecule to pass through but not others
    --1 is a kind of     membrane, tissue layer
    --1 has particulars: cell wall, cell membrane, cytomembrane, plasma membrane
semiopaque semiotic semiotical semiotician semiotics semipartner semipermanent semipermeable semipermeable membrane semipolitical semiprecious semiprivate semipro semiprofessional semipublic semiquaver semiramis

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