Where does “pterido-” come from?
pterido- (English) comes from Ancient Greek πτέρις, from Ancient Greek πτερόν, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.
pterido- (English): fern
Ancestry of “pterido-”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Ancient Greek | πτέρις | male fern; polypody; bracken |
| 2 | Ancient Greek | πτερόν | feather; wing; Any winged creature |
| 3 | Proto-Indo-European | péth₂r̥ | wing; feather |
| 4 | Proto-Indo-European | peth₂- | to spread out; to fly |
Words derived from “pterido-”