Where does “thornasite” come from?

thornasite (English) comes from English thorium, from English -ium, from Latin -um, from Proto-Italic *-om, from Proto-Indo-European *-oHom.

thornasite (English): A trigonal-hexagonal scalenohedral mineral containing hydrogen, oxygen, silicon, sodium, and thorium

Definitions

  1. A trigonal-hexagonal scalenohedral mineral containing hydrogen, oxygen, silicon, sodium, and thorium

Ancestry of “thornasite”, step by step

StepLanguageWordMeaning
1EnglishthoriumA chemical element with atomic number 90: a...
2English-ium1997, Bryan Pfaffenberger, "Official Microsoft...
3Latin-umnominative neuter singular of -us; accusative...
4Proto-Italic*-om—
5Proto-Indo-European*-oHom—
Every word from Proto-Indo-European *-oHom →
thornasite — Etymology, Origin & Word History | Etymology Explorer