The story
- Proto-Indo-European*per-der.?
- Proto-Indo-European*pér
- Proto-Indo-European*pró
- Proto-Italic*prō
- Latinprō
- Englishpro-
- Englishsentence
- English todaypro-sentence
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A function word or expression that substitutes for a whole sentence whose content is recoverable from the context. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.