English
hydroderivative
From hydro- + derivative.
Formed from hydro- + derivative
Proto-Indo-European *wed- ‘water’
Proto-Indo-European *wódr̥ ‘water’
Proto-Hellenic *údōr ‘water’
Ancient Greek ῡ̆̔́δωρ ‘water’
English hydro-
Proto-Indo-European *h₃reyH- ‘to move, set in motion’
…
Latin rīvō ‘to lead or draw off’
Latin dērīvō ‘to derive’
Latin dērīvātus ‘drawn off, diverted, derived’
Middle French dérivatif
English derivative
Today it means
noun A derivative compound obtained by reaction with hydrogen.
Language periods are conventional ranges, not dates for this word.
Etymograph / hydroderivative