'Beneficiation' definitions:

Definition of 'beneficiation'

From: WordNet
noun
Crushing and separating ore into valuable substances or waste by any of a variety of techniques [syn: mineral extraction, mineral processing, mineral dressing, ore processing, ore dressing, beneficiation]

Definition of 'Beneficiation'

From: GCIDE
  • Beneficiate \Ben`e*fi"ci*ate\, v. t. [Sp. beneficiar to benefit, to work mines.] (Mining) To reduce (ores). -- {Ben`e*fi`ci*a"tion} (?), n. [1913 Webster]