Where does “cathedral” come from?

cathedral (Old French) comes from Latin cathedrālis, from Latin cathēdra, from Ancient Greek καθέδρα, from Ancient Greek κατά, from Ancient Greek καταστερίζω, from Ancient Greek ἀστήρ, from Proto-Hellenic astḗr, from Proto-Indo-European h₂stḗr — to be/become dry; to burn, to glow; hearth.

Ancestry of “cathedral”, step by step

StepLanguageWordMeaning
1Latincathedrāliscathedral relating to a bishop's see
2Latincathēdraarmchair (having cushions and supports)
3Ancient Greekκαθέδραseat; sitting posture; teacher's chair,...
4Ancient Greekκατά
5Ancient Greekκαταστερίζωto place among the stars; I put among the stars
6Ancient Greekἀστήρa celestial body; illustrious person; starfish
7Proto-Hellenicastḗrstar
8Proto-Indo-Europeanh₂stḗrstar
9Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

Words derived from “cathedral

Every word from Proto-Indo-European h₂eHs-Every word from Proto-Indo-European h₂stḗrEvery word from Proto-Hellenic astḗr
cathedral — Etymology, Origin & Word History | Etymology Explorer