The story
- Proto-Indo-European*weyd-
- Proto-Indo-European*widtós
- Proto-Italic*wissos
- Latinvīsus
- Latinvīsiō
- Anglo-Normanvisioun
- Middle Englishvisioun
- English todayvision
From Middle English visioun, from Anglo-Norman visioun, from Old French vision, from Latin vīsiō (“vision, seeing”), noun of action from the perfect passive participle visus (“that which is seen”), from the verb videō (“to see”) + action noun suffix -iō.
Etymology from Wiktionary, CC BY-SA 4.0.