Where does “planetary” come from?

Planetary derives from English planet, Latin -arius and -alis suffixes, Latin planeta, Ancient Greek πλανήτης meaning wanderer, Greek -της suffix, Ancient Greek πλανάω meaning to wander, and Proto-Indo-European -teh₂ts.

planetary (English): Of, or relating to planets, or the orbital motion...

Definitions

  1. Of, or relating to planets, or the orbital motion...

Ancestry of “planetary”, step by step

StepLanguageWordMeaning
1EnglishplanetEach of the seven major bodies which move...
2Middle EnglishplaneteEach of the seven celestial bodies which move...
3Old Frenchplaneteplanet
4Latinplanētaplanet (wandering star)
5Ancient Greekπλανήτηςwanderer, vagabond; planet; a fever that comes in...
6Ancient Greek-τήςAppended to verbs to form agent nouns
7Ancient Greekπεῖραtrial, experiment, attempt
8Proto-Indo-Europeanper-before, in front; first; to go through
9Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “planetary

Every word from Proto-Indo-European pr̥tós