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
Ancestry of “pterionic”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | pterion | The point corresponding with the posterior end of... |
| 2 | French | ptérion | — |
| 3 | Ancient Greek | πτερόν | feather; wing; Any winged creature |
| 4 | Proto-Indo-European | péth₂r̥ | wing; feather |
| 5 | Proto-Indo-European | peth₂- | to spread out; to fly |