Where does “ἀστρονομία” come from?

ἀστρονομία (Ancient Greek) comes from Ancient Greek ἄστρον, 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.

ἀστρονομία (Ancient Greek): astronomy

Definitions

  1. astronomy

Ancestry of “ἀστρονομία”, step by step

ἀστρονομία traces back through 3 separate lines of ancestry.

via Ancient Greek ἄστρον

StepLanguageWordMeaning
1Ancient GreekἄστρονA celestial body
2Ancient Greekἀστήρa celestial body; illustrious person; starfish
3Proto-Hellenicastḗrstar
4Proto-Indo-Europeanh₂stḗrstar
5Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

via Ancient Greek νόμος

StepLanguageWordMeaning
1Ancient Greekνόμοςusage, custom; law, ordinance; melody, strain
2Ancient Greekνέμωto deal out, distribute, dispense; to pasture or...
3Proto-Indo-Europeannémossacrifice, worship; place of sacrifice, clearing
4Proto-Indo-Europeannem-to distribute; to give, to take

via Ancient Greek νομή

StepLanguageWordMeaning
1Ancient Greekνομήpasturage; division, distribution
2Ancient Greek-ήsuffix of feminine nouns in the [[Appendix:Ancient Greek first declension
3Ancient Greek-ᾱnominal suffix
4Proto-Indo-European-éh₂—

Words derived from “ἀστρονομία”

Every word from Proto-Indo-European h₂eHs- →Every word from Proto-Indo-European h₂stḗr →Every word from Proto-Hellenic astḗr →