Etymology Explorer › English

Where does “cobaltous” come from?

cobaltous (English) comes from English cobalt, from German Kobold, from Middle High German holt, from Old High German hold, from Proto-West Germanic *holþ, from Proto-Germanic hulþaz, from Proto-Indo-European ḱel- — to cover; to incline.

cobaltous (English): Containing cobalt in oxidation state 2

Definitions

  1. Containing cobalt in oxidation state 2

Ancestry of “cobaltous”, step by step

StepLanguageWordMeaning
1EnglishcobaltA chemical element with an atomic number of 27:...
2GermanKoboldkobold, goblin
3Middle High Germanholtgoblin
4Old High Germanholdfriendly , loyal
5Proto-West Germanic*holþ—
6Proto-Germanichulþazinclined, favourable; gracious, devoted, loyal;...
7Proto-Indo-Europeanḱel-to cover; to incline

Words derived from “cobaltous”

  • cobaltosic
Every word from Proto-Indo-European ḱel- →