reduction

Meaning

Noun

• The act, process, or result of reducing.
• The amount or rate by which something is reduced, e.g. in price.
• A reaction in which electrons are gained and valence is reduced; often by the removal of oxygen or the addition of hydrogen.
• The process of rapidly boiling a sauce to concentrate it.
• The rewriting of an expression into a simpler form.
• a transformation of one problem into another problem, such as mapping reduction or polynomial reduction.
• An arrangement for a far smaller number of parties, e.g. a keyboard solo based on a full opera.
• A philosophical procedure intended to reveal the objects of consciousness as pure phenomena. (See phenomenological reduction.)
• A medical procedure to restore a fracture or dislocation to the correct alignment.
• A reduced price of something by a fraction or decimal.

Related

Opposite words

• oxidation

Origin

• From Middle English reduccion, a borrowing from Old French reducion, from Latin reductio.