Where does “scoriaceous” come from?

scoriaceous (English) comes from English scoria, from Latin scōria, from Ancient Greek σκωρία, from Ancient Greek σκῶρ, from Proto-Hellenic skṓr, from Proto-Indo-European sḱṓr, from Proto-Indo-European sóḱr̥, from Proto-Indo-European -r̥ — Derives nouns from roots, frequently mass nouns.

scoriaceous (English): of, relating to, or producing scoria

Definitions

  1. of, relating to, or producing scoria

Ancestry of “scoriaceous”, step by step

StepLanguageWordMeaning
1EnglishscoriaThe slag or dross that remains after the smelting...
2Latinscōriaslag, dross, scoria
3Ancient Greekσκωρίαslag, dross of metal, scoria
4Ancient Greekσκῶρdung, excrement, feces
5Proto-Hellenicskṓr
6Proto-Indo-Europeansḱṓr
7Proto-Indo-Europeansóḱr̥dung, excrement
8Proto-Indo-European-r̥Derives nouns from roots, frequently mass nouns
Every word from Proto-Indo-European -r̥Every word from Proto-Indo-European sóḱr̥Every word from Proto-Indo-European sḱṓr