Where does “Eulerian” come from?

Eulerian derives from the English name Euler combined with the Latin adjectival suffix -ianus, itself from Latin -ius, ultimately tracing to Proto-Indo-European -yós and -ós, ancient formative elements for creating adjectives.

Eulerian (English): Of or pertaining to Leonhard Euler (1707–1783), pioneering Swiss mathematician and physicist

Definitions

  1. Of or pertaining to Leonhard Euler (1707–1783), pioneering Swiss mathematician and physicist

Ancestry of “Eulerian”, step by step

Eulerian traces back through two separate lines of ancestry.

via English ian

StepLanguageWordMeaning
1Englishian
2IrishEoinJohn any of several people in the Bible
3Old IrishIohainJohn apostle
4LatinIōannēsJohn biblical persons
5Ancient GreekἸωάννης
6HebrewיוחנןYahweh is gracious
7Hebrewחנוןgracious, merciful, compassionate; passive...
8Moroccan Arabicخنونةmucus, snot
9Arabicخُنَّة

via English Euler

StepLanguageWordMeaning
1EnglishEuler
2GermanEuler
Every word from Arabic خُنَّة