Where does “Köppenian” come from?

Köppenian (English) comes from English -ian, from English Hobbesian, from English Hobbes, from English Robert, from Anglo-Norman Robert.

Köppenian (English): Of or pertaining to works by Russian–German geographer Wladimir Köppen (1846–1940)

Definitions

  1. Of or pertaining to works by Russian–German geographer Wladimir Köppen (1846–1940)

Ancestry of “Köppenian”, step by step

StepLanguageWordMeaning
1English-ianFrom, related to, or like; One from, belonging...
2EnglishHobbesianInvolving unrestrained, selfish, and uncivilized...
3EnglishHobbesa surname
4EnglishRobert
5Anglo-NormanRobert
Every word from Anglo-Norman RobertEvery word from English -ianEvery word from English Robert