noun (n)

• any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen); always occurs accompanied by oxidation of the reducing agent(noun.process)

  Synonym:
  reduction
  

  source: wordnet30
• loss of excess weight (as by dieting); becoming slimmer(noun.process)

  Example:
  A doctor supervised her reducing.
  

  source: wordnet30