Where does “pterionic” come from?

pterionic (English) comes from English pterion, from French ptérion, from Ancient Greek πτερόν, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

pterionic (English): Relating to the pterion

Definitions

  1. Relating to the pterion

Ancestry of “pterionic”, step by step

pterionic traces back through two separate lines of ancestry.

via English pterion

StepLanguageWordMeaning
1EnglishpterionThe point corresponding with the posterior end of...
2Frenchptérion
3Ancient Greekπτερόνfeather; wing; Any winged creature
4Proto-Indo-Europeanpéth₂r̥wing; feather
5Proto-Indo-Europeanpeth₂-to spread out; to fly

via English ic

StepLanguageWordMeaning
1Englishicrelated or pertaining to; having the character of
Every word from Proto-Indo-European peth₂-Every word from Proto-Indo-European péth₂r̥Every word from Ancient Greek πτερόν
pterionic — Etymology, Origin & Word History | Etymology Explorer