資料來源 : Webster's Revised Unabridged Dictionary (1913)

Hydrometallurgical \Hy`dro*met`al*lur"gic*al\, a.
   Of or pertaining to hydrometallurgy; involving the use of
   liquid reagents in the treatment or reduction of ores. --
   {Hy`dro*met`al*lur"gic*al*ly}, adv.