Where does “adyton” come from?

adyton (Polish) comes from Ancient Greek ἄδυτον, from Ancient Greek ἄδυτος, from Ancient Greek ἀ-, from Proto-Hellenic hə-, from Proto-Indo-European sm̥-, from Proto-Indo-European sem- — together, one.

Ancestry of “adyton”, step by step

StepLanguageWordMeaning
1Ancient Greekἄδυτονinnermost sanctuary, shrine; inflection of ἄδυτος...
2Ancient GreekἄδυτοςNot to be entered
3Ancient Greekἀ-The alpha privativum, used to make words that...
4Proto-Hellenichə-same; together
5Proto-Indo-Europeansm̥-one; with, together
6Proto-Indo-Europeansem-together, one
Every word from Proto-Indo-European sem-Every word from Ancient Greek ἀ-Every word from Proto-Indo-European sm̥-