The story
- Proto-Indo-European*per-
- Proto-Indo-European*preh₂-
- Proto-Indo-European*préh₂i?
- Proto-Italic*prai
- Proto-Italic*prai-
- Latinprae-
- Middle Englishpre-
- Englishpre-
- Englishbiotic
- English todayprebiotic
First known use, by meaning
- from 20th c. A substance in food that is hard to digest and promotes the growth of beneficial intestinal microorganisms.
Etymology from Wiktionary, CC BY-SA 4.0.