Where does “periastro” come from?

periastro (Spanish) comes from Spanish astro, from Latin astrum, 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.

periastro (Spanish): periapsis

Definitions

  1. periapsis

Ancestry of “periastro”, step by step

StepLanguageWordMeaning
1Spanishastrocosmic body, celestial body; star
2Latinastruma star
3Ancient GreekἄστρονA celestial body
4Ancient Greekἀστήρa celestial body; illustrious person; starfish
5Proto-Hellenicastḗrstar
6Proto-Indo-Europeanh₂stḗrstar
7Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth
Every word from Proto-Indo-European h₂eHs-Every word from Proto-Indo-European h₂stḗrEvery word from Proto-Hellenic astḗr
periastro — Etymology, Origin & Word History | Etymology Explorer