English

anhydrite

From an- + hydro- + -ite.

A compound of an- + hydro- + -ite

Proto-Indo-European *h₂en- ‘on, onto’

Proto-Germanic *ana- ‘on’

Proto-West Germanic *ana- ‘Forming verbs and adjectives from participles…’

English an-

Proto-Indo-European *wed- ‘water’

Proto-Indo-European *wódr̥ ‘water’

Proto-Hellenic *údōr ‘water’

Ancient Greek ῡ̆̔́δωρ ‘water’

Today it means

noun An evaporite mineral made of anhydrous calcium sulfate.

Language periods are conventional ranges, not dates for this word.

Etymograph / anhydrite