Online Google Dictionary

reduce 中文解釋 wordnet sense Collocation Usage
Verb
/riˈd(y)o͞os/,
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reduces, 3rd person singular present; reducing, present participle; reduced, past tense; reduced, past participle;
  1. Make smaller or less in amount, degree, or size
    • - the need for businesses to reduce costs
    • - the workforce has been reduced to some 6,100
    • - a reduced risk of coronary disease
  2. Become smaller or less in size, amount, or degree
    • - the number of priority homeless cases has reduced slightly
  3. Boil (a sauce or other liquid) in cooking so that it becomes thicker and more concentrated

  4. (of a person) Lose weight, typically by dieting
    • - by May she had reduced to 125 pounds
  5. Conquer (a place), in particular besiege and capture (a town or fortress)

  6. Make (a negative or print) less dense

  7. Articulate (a speech sound) in a way requiring less muscular effort. In vowels, this gives rise to a more central articulatory position

  8. Bring someone or something to (a lower or weaker state, condition, or role)
    • - she has been reduced to near poverty
    • - the church was reduced to rubble
  9. (of a person) Be forced by difficult circumstances into doing something desperate
    • - ordinary soldiers are reduced to begging
  10. Make someone helpless with (an expression of emotion, esp. with hurt, shock, or amusement)
    • - Olga was reduced to stunned silence
  11. Force into (obedience or submission)
    • - he succeeds in reducing his grandees to due obedience
  12. Change a substance to (a different or more basic form)
    • - it is difficult to understand how lava could have been reduced to dust
  13. Present a problem or subject in (a simplified form)
    • - he reduces unimaginable statistics to manageable proportions
  14. Convert a fraction to (the form with the lowest terms)

  15. Cause to combine chemically with hydrogen

  16. Undergo or cause to undergo a reaction in which electrons are gained by one atom from another

  17. Restore (a dislocated part) to its proper position by manipulation or surgery

  18. Remedy (a dislocation) in such a way


  1. cut down on; make a reduction in; "reduce your daily fat intake"; "The employer wants to cut back health benefits"
  2. make less complex; "reduce a problem to a single question"
  3. bring to humbler or weaker state or condition; "He reduced the population to slavery"
  4. simplify the form of a mathematical equation of expression by substituting one term for another
  5. lower in grade or rank or force somebody into an undignified situation; "She reduced her niece to a servant"
  6. be the essential element; "The proposal boils down to a compromise"
  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. REDUCE is a general-purpose computer algebra system geared towards applications in physics.
  10. In functional programming, fold, also known variously as reduce, accumulate, compress or inject, is a family of higher-order functions that iterate an arbitrary function over a data structure in some order and build up a return value. ...
  11. Waste minimisation is the process and the policy of reducing the amount of waste produced by a person or a society.
  12. (Reduced (ring theory)) In ring theory, a commutative ring R is called a reduced ring if it has no non-zero nilpotent elements. A commutative algebra over a commutative ring is called a reduced algebra if its underlying ring is reduced.
  13. 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 the ...
  14. (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
  15. (Reduced) Commonly used to describe a wine that has not been exposed to air.
  16. (Reduced) A nutritionally altered product contains 25% less of a nutrient or of calories than the regular, or "reference" product.
  17. (REDUCED) Financial Guarantee amount has been reduced.
  18. (REDUCED) Term used for returning a non-commissioned officer to the ranks. Abbreviation: Red.
  19. (Reduced) Tasting and winemaking term used to indicate a wine that has developed a dirty smell reminiscent of rotten eggs. Before bottling this can usually be remedied by aeration of addition of copper. When it develops in bottle, vigorous aeration sometimes removes the reduced smell.
  20. (Reduced) The loss of oxygen or gain of electrons in a chemical reaction. See oxidised.
  21. (Reduced) or parametric latitude, , is the latitude of the same radius on the sphere with the same equator.
  22. (Reduced) something that has decreased, for example the price
  23. (reduced) Smaller, less lobed, simpler, etc.
  24. (reduced) the smell associated with some red wines that are bottled too early, before they have incorporated sufficient oxygen. It results from the formation of hydrogen sulfide, which smells of rotten eggs.
  25. a reduced form is a form of a word which has lost one or more of its segments (i.e. vowel/consonants), and/or which contains a vowel which loses its defining characteristics and is realised as a neutral vowel like schwa /ə/. ...