English
hydromodification
From hydro- + modification.
Formed from hydro- + modification
Proto-Indo-European *wed- ‘water’
Proto-Indo-European *wódr̥ ‘water’
Proto-Hellenic *údōr ‘water’
Ancient Greek ῡ̆̔́δωρ ‘water’
English hydro-
Proto-Indo-European *med- ‘to measure’
…
Latin modificō ‘to limit, control, modify’
Latin modificātiō ‘a measuring’
Middle French modification
Middle English modificatioune
English modification
Today it means
noun The alteration of the hydrologic characteristics of bodies of water
Language periods are conventional ranges, not dates for this word.
Etymograph / hydromodification