Where does “pole star” come from?

pole star (English) comes from English star, from Middle English sterre, from Old English steorra, from Proto-West Germanic sterrō, from Proto-Germanic sternô, from Proto-Indo-European h₂stḗr, from Proto-Indo-European h₂eHs- — to be/become dry; to burn, to glow; hearth.

pole star (English): The star nearest a celestial pole of a planet; A...

Definitions

  1. The star nearest a celestial pole of a planet; A...

Ancestry of “pole star”, step by step

pole star traces back through two separate lines of ancestry.

via English star

StepLanguageWordMeaning
1EnglishstarAny small luminous dot appearing in the cloudless...
2Middle Englishsterrestar
3Old Englishsteorrastar
4Proto-West Germanicsterrō
5Proto-Germanicsternôstar
6Proto-Indo-Europeanh₂stḗrstar
7Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

via English Pole

StepLanguageWordMeaning
1EnglishPoleA person from Poland or of Polish descent
2Middle Englishpolepole, stake, staff
3Old Frenchpoulehen
4Vulgar Latinpullanominative feminine singular of pullus;...
5LatinpullusA young animal; darling; dark-colored; dusky
6Proto-Indo-EuropeanpolHwóspale, gray
7Proto-Indo-EuropeanpelH-pale, gray
Every word from Proto-Indo-European h₂eHs-Every word from Proto-Indo-European h₂stḗrEvery word from Proto-Germanic sternô