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

Definitions

  1. fern

Ancestry of “pterido-”, step by step

StepLanguageWordMeaning
1Ancient Greekπτέριςmale fern; polypody; bracken
2Ancient Greekπτερόνfeather; wing; Any winged creature
3Proto-Indo-Europeanpéth₂r̥wing; feather
4Proto-Indo-Europeanpeth₂-to spread out; to fly

Words derived from “pterido-”

Every word from Proto-Indo-European peth₂- →Every word from Proto-Indo-European péth₂r̥ →Every word from Ancient Greek πτερόν →
pterido- — Etymology, Origin & Word History | Etymology Explorer