Where does “δρυοπτερίς” come from?

δρυοπτερίς (Ancient Greek) comes from Ancient Greek πτέρις, from Ancient Greek πτερόν, from Proto-Indo-European péth₂r̥, from Proto-Indo-European peth₂- — to spread out; to fly.

δρυοπτερίς (Ancient Greek): black oak-fern

Definitions

  1. black oak-fern

Ancestry of “δρυοπτερίς”, step by step

δρυοπτερίς traces back through two separate lines of ancestry.

via Ancient Greek πτέρις

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

via Ancient Greek δρῦς

StepLanguageWordMeaning
1Ancient Greekδρῦςtree, timber; oak
2Proto-Indo-Europeandórutree
3Proto-Indo-Europeandrew-hard, firm, strong, solid; hard, fast; tree

Words derived from “δρυοπτερίς”

Every word from Proto-Indo-European peth₂- →Every word from Proto-Indo-European péth₂r̥ →Every word from Ancient Greek πτερόν →