Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

semipermeable

adjective
 
 
/ˌsem.iˈpɜː.mi.ə.bl̩/ US  /ˈpɜːr-/ specialized

Definition

describes something, for example a cell membrane, that allows some liquids and gases to pass through it, but not othersHoles, hollows and dips
(Definition of semipermeable adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“semipermeable” in other dictionaries

Word of the Day

bogus

false, not real or not legal

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More