Meaning of the word semipermeable in English

What does semipermeable mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

semipermeable

US /ˌsem.iˈpɝː.mi.ə.bəl/
UK /ˌsem.iˈpɜː.mi.ə.bəl/

Adjective

(of a material or membrane) allowing certain substances to pass through it but not others

Example:
The cell membrane is semipermeable, controlling what enters and leaves the cell.
Reverse osmosis uses a semipermeable membrane to remove impurities from water.