The story
- Ancient Greekθεάομαι (theáomai)
- Ancient Greekθέᾱτρον (théātron)
- Latintheātrum
- Old Frenchteatre
- Middle Englishtheater, theatre
- English todaytheatre
From Middle English theater, theatre, from Old French theatre, from Latin theatrum, from Ancient Greek θέατρον (théatron, “a place for viewing”), from θεάομαι (theáomai, “to see, watch, observe”).
Etymology from Wiktionary, CC BY-SA 4.0.