Where does “arachnoidal” come from?

arachnoidal (English) comes from English arachnoid, from New Latin arachnoīdēs, from Ancient Greek ᾰ̓ρᾰχνοειδής, from Ancient Greek -ειδής, from Ancient Greek -ής, from Proto-Indo-European -ēs, from Proto-Indo-European -ess, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

arachnoidal (English): Pertaining to the arachnoid mater; arachnoid

Definitions

  1. Pertaining to the arachnoid mater; arachnoid

Ancestry of “arachnoidal”, step by step

arachnoidal traces back through two separate lines of ancestry.

via English arachnoid

StepLanguageWordMeaning
1EnglisharachnoidRelating to or resembling spiders; Relating to or...
2New Latinarachnoīdēs
3Ancient Greekᾰ̓ρᾰχνοειδήςlike a cobweb; cobwebby
4Ancient Greek-ειδήςlike, connected to, from the nature of, full of;...
5Ancient Greek-ήςadjective suffix
6Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
7Proto-Indo-European-ess
8Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English AL

StepLanguageWordMeaning
1EnglishALInitialism of assembly language; Initialism of...
2Dutchalall, all of; already; yet
3Middle Dutchalall, all of; completely; even though, no matter...
4Old Dutchāl
5Proto-West Germanicallall
6Proto-Germanicallazall
7Proto-Indo-Europeanh₂él-to grow, nourish

Words derived from “arachnoidal

Every word from Proto-Indo-European -os