Where does “cathēdra” come from?
cathēdra (Latin) comes 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, from Proto-Indo-European h₂eHs- — to be/become dry; to burn, to glow; hearth.
Ancestry of “cathēdra”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Ancient Greek | καθέδρα | seat; sitting posture; teacher's chair,... |
| 2 | Ancient Greek | κατά | |
| 3 | Ancient Greek | καταστερίζω | to place among the stars; I put among the stars |
| 4 | Ancient Greek | ἀστήρ | a celestial body; illustrious person; starfish |
| 5 | Proto-Hellenic | astḗr | star |
| 6 | Proto-Indo-European | h₂stḗr | star |
| 7 | Proto-Indo-European | h₂eHs- | to be/become dry; to burn, to glow; hearth |