The story
- Proto-Indo-European*HéHḱus
- Proto-Indo-European*h₁éḱwos
- Proto-Hellenic*íkkʷos
- Ancient Greekῐ̔́ππος (hĭ́ppos)
- Proto-Indo-European*drem-
- Ancient Greekδρόμος (drómos)
- Ancient Greekῐ̔ππόδρομος (hĭppódromos)
- Latinhippodromo
- Frenchhippodrome
- English todayhippodrome
Borrowed from French hippodrome, a learned borrowing from Latin hippodromos, borrowed from Ancient Greek ῐ̔ππόδρομος (hĭppódromos), from ῐ̔́ππος (hĭ́ppos, “horse”) + δρόμος (drómos, “street”). By surface analysis, hippo- + -drome.
Etymology from Wiktionary, CC BY-SA 4.0.