Online Google Dictionary

reduction 中文解釋 wordnet sense Collocation Usage Collins Definition
Noun
/riˈdəkSHən/,
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reductions, plural;
  1. The action or fact of making a specified thing smaller or less in amount, degree, or size
    • - talks on arms reduction
    • - there had been a reduction in the number of casualties
  2. The amount by which something is made smaller, less, or lower in price
    • - special reductions on knitwear
  3. The simplification of a subject or problem to a particular form in presentation or analysis
    • - the reduction of classical genetics to molecular biology
  4. The process of converting an amount from one denomination to a smaller one, or of bringing down a fraction to its lowest terms

  5. The halving of the number of chromosomes per cell that occurs at one of the two anaphases of meiosis

  6. A thing that is made smaller or less in size or amount, in particular

  7. An arrangement of an orchestral score for piano or for a smaller group of performers

  8. A thick and concentrated liquid or sauce made by boiling

  9. A copy of a picture or photograph made on a smaller scale than the original

  10. The action of remedying a dislocation or fracture by returning the affected part of the body to its normal position

  11. The process or result of reducing or being reduced

  12. Substitution of a sound that requires less muscular effort to articulate
    • - the process of vowel reduction
  1. decrease: the act of decreasing or reducing something
  2. 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
  3. the act of reducing complexity
  4. (reduce) cut down on; make a reduction in; "reduce your daily fat intake"; "The employer wants to cut back health benefits"
  5. (reduce) make less complex; "reduce a problem to a single question"
  6. (reduce) bring to humbler or weaker state or condition; "He reduced the population to slavery"
  7. Redox (shorthand for reduction-oxidation reaction) reactions describe all chemical reactions in which atoms have their oxidation number (oxidation state) changed. ...
  8. In computability theory and computational complexity theory, a reduction is a transformation of one problem into another problem. Depending on the transformation used this can be used to define complexity classes on a set of problems.
  9. In cooking, reduction is the process of thickening or intensifying the flavor of a liquid mixture such as a soup, sauce, wine, or juice by boiling. ...
  10. In mathematics, reduction refers to the rewriting of an expression into a simpler form. For example, the process of rewriting a fraction into one with the smallest whole-number denominator possible (while keeping the numerator an integer) is called "reducing a fraction". ...
  11. A piano reduction is sheet music for the piano (a piano score) that was once music for other instruments that was reduced to its most basic components within a two line staff for piano. ...
  12. Reduction is a medical procedure to restore a fracture or dislocation to the correct alignment. When a bone fractures, the fragments lose their alignment in the form of displacement or angulation. ...
  13. 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 ...
  14. (reduce) To bring down the size, quantity, quality, value or intensity of something; to diminish, to lower, to impair; To lose weight; To bring to an inferior rank; to degrade, to demote; To humble; to conquer; to subdue; to capture; To bring to an inferior state or condition; To decrease ...
  15. (reduced) Made smaller or less, resulting from reduction; Reduced, lowered in price; on sale, at discount price; In cookery, of a sauce etc., made more concentrated
  16. (Reductions) CWT employees profit from interesting reductions, such as:
  17. (Reductions) Reduction in (or loss of) premium or allowance due to infringement of the Scheme rules.
  18. (Reduce) To boil down a liquid to thicken its consistency and concentrate its flavor, as in a reduction sauce.
  19. (Reduce) not using or buying products in the first place so less waste, less recycling and less reusing.
  20. (Reduce) Process by which activities and waste can be altered to conserve resources. Reduction can also involve a decrease in water use, and is the first R in the Three R’s process.
  21. (reduce) act of purchasing or consuming less to begin with, so as not to have to reuse or recycle later.
  22. (reduce) To free up space from the database or recovery log, to allow you to delete a volume. Contrast with extend.
  23. (Reduce) To thicken or concentrate a sauce by boiling, which lessens the volume and intensifies the flavor.
  24. (Reduce) To annul or set aside by legal process.
  25. (reduce) to lessen in amount, to use less