Where does “thiosulphate” come from?

Thiosulphate derives from English sulphate, which comes from Ancient Greek θεῖον meaning brimstone, itself from the adjective θεῖος, ultimately traced to Proto-Indo-European dʰeh₁-.

thiosulphate (English): A salt of thiosulphuric acid

Definitions

A salt of thiosulphuric acid

Ancestry of “thiosulphate”, step by step

Step	Language	Word	Meaning
1	English	thio-	containing sulfur / sulphur, especially a...
2	Ancient Greek	θεῖον	divinity; the acts of the gods; Sulfur
3	Ancient Greek	θέειον	—
4	Proto-Indo-European	dʰewh₂-	smoke; mist, haze

Words derived from “thiosulphate”

θειοθειικός

Every word from Proto-Indo-European dʰewh₂- →Every word from English thio- →Every word from Ancient Greek θέειον →