English
hydrogeologically
From hydro- + geologically.
Formed from hydro- + geologically
Proto-Indo-European *wed- ‘water’
Proto-Indo-European *wódr̥ ‘water’
Proto-Hellenic *údōr ‘water’
Ancient Greek ῡ̆̔́δωρ ‘water’
English hydro-
Today it means
adv By means of, or with reference to hydrogeology
Language periods are conventional ranges, not dates for this word.
Etymograph / hydrogeologically