The story
- Proto-Indo-European*sem-
- Proto-Indo-European*sēmi
- Latinsēmi-
- Englishsemi-
- Englishpermeable
- English todaysemipermeable
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: Permeable to some things and not to others, as a cell membrane which allows some molecules through but blocks other substances. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.