The story
- Proto-Indo-European*h₂ew
- Proto-Indo-European*tó-
- Proto-Hellenic*autós
- Proto-Indo-European*h₂ew
- Ancient Greekαὖ (aû)
- Ancient Greekτόν (tón)
- Ancient Greekαὐτός (autós)
- Ancient Greekαὐτο- (auto-)
- Proto-Indo-European*men-
- Proto-Indo-European*mn̥tós
- Proto-Hellenic*mətós
- Ancient Greekαὐτόμᾰτος (autómătos)
- Ancient Greekαὐτόμᾰτον (autómăton)
- Classical Latinautomatum
- New Latinautomaticus
- Englishautomatic
- Englishautomationbf.
- English todayautomate
Back-formation from automation.
Etymology from Wiktionary, CC BY-SA 4.0.