Noun reduction has 3 senses
  1. decrease, diminution, reduction, step-down - the act of decreasing or reducing something
    --1 is a kind of change of magnitude
    --1 has particulars:
     cut; moderation; lowering; cutback; devaluation; devitalization, devitalisation; extenuation, mitigation, palliation; easing, easement, alleviation, relief; de-escalation; minimization, minimisation; depletion; shortening; shrinking; subtraction, deduction; deflation; discount, price reduction, deduction; rollback; weakening; depreciation; contraction; reverse split, reverse stock split, split down; amortization, amortisation; declassification; tax shelter, shelter; tax credit
    Derived forms: verb reduce7, verb reduce9, verb reduce1
  2. reduction, reducing - 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
    --2 is a kind of chemical reaction, reaction
  3. reduction, simplification - the act of reducing complexity
    --3 is a kind of change
    --3 has particulars: schematization, schematisation
    Derived form: verb reduce2