semipermeable

play
adjective semi·per·me·able \-ˈpər-mē-ə-bəl\

Definition of semipermeable

  1. :  partially but not freely or wholly permeable; specifically :  permeable to some usually small molecules but not to other usually larger particles a semipermeable membrane

semipermeability

play \-ˌpər-mē-ə-ˈbi-lə-tē\ noun

Recent Examples of semipermeable from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'semipermeable'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of semipermeable

1888


Medical Dictionary

semipermeable

play
adjective semi·per·me·able \ˌsem-i-ˈpər-mē-ə-bəl, ˌsem-ˌī-\

Medical Definition of semipermeable

  1. :  partially but not freely or wholly permeable; specifically :  permeable to some usually small molecules but not to other usually larger particles a semipermeable membrane

semipermeability

\-ˌpər-mē-ə-ˈbil-ət-ē\play noun plural

semipermeabilities


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