The difference between Decrease and Reduction

When used as nouns, decrease means an amount by which a quantity is decreased, whereas reduction means the act, process, or result of reducing.


Decrease is also verb with the meaning: of a quantity, to become smaller.

check bellow for the other definitions of Decrease and Reduction

  1. Decrease as a verb (intransitive):

    Of a quantity, to become smaller.

  2. Decrease as a verb (transitive):

    To make (a quantity) smaller.

  1. Decrease as a noun:

    An amount by which a quantity is decreased.

    Examples:

    "One research team has recorded Baishui’s decrease at about 27 meters per year over the last 10 years.'' [[File:One research team has recorded Baishui’s decrease.ogg]]"

  2. Decrease as a noun (knitting):

    A reduction in the number of stitches, usually accomplished by suspending the stitch to be decreased from another existing stitch or by knitting it together with another stitch. See .

  1. Reduction as a noun:

    The act, process, or result of reducing.

  2. Reduction as a noun:

    The amount or rate by which something is reduced, e.g. in price.

    Examples:

    "A 5% reduction in robberies"

  3. Reduction as a noun (chemistry):

    A reaction in which electrons are gained and valence is reduced; often by the removal of oxygen or the addition of hydrogen.

  4. Reduction as a noun (cooking):

    The process of rapidly boiling a sauce to concentrate it.

  5. Reduction as a noun (mathematics):

    The rewriting of an expression into a simpler form.

  6. Reduction as a noun (computability theory):

    a transformation of one problem into another problem, such as mapping reduction or polynomial reduction.

  7. Reduction as a noun (music):

    An arrangement for a far smaller number of parties, e.g. a keyboard solo based on a full opera.

  8. Reduction as a noun (philosophy, phenomenology):

    A philosophical procedure intended to reveal the objects of consciousness as pure phenomena. (See phenomenological reduction.)

  9. Reduction as a noun (medicine):

    A medical procedure to restore a fracture or dislocation to the correct alignment.