reduce — English Dictionary

reduce
Pronunciations (9)
  • /ɹɪˈd͡ʒuːs/
  • /ɹɪˈdjuːs/
  • /ɹɪˈd(j)us/
    Pronunciation notes
    • Canada
    • General-American
  • /ɹɪˈdjʉːs/
    Pronunciation notes
    • Australia
  • /ɹɪˈd͡ʒʉːs/
    Pronunciation notes
    • Australia
  • /ɹəˈdjʉːs/
    Pronunciation notes
    • Australia
  • /ɹəˈd͡ʒʉːs/
    Pronunciation notes
    • Australia
  • ɹɪˈdjuːs
    Pronunciation notes
    • GB
  • ɹɪˈduːs
    Pronunciation notes
    • US

Verb

  1. To bring down the size, quantity, quality, value or intensity of something; to diminish, to lower.

    Usage
    • Transitive
    Examples

    to reduce weight, speed, heat, expenses, price, personnel etc.

    More examples (2)

    Becoming more aware of the progress that scientists have made on behavioral fronts can reduce the risk that other natural scientists will resort to mystical agential accounts when they exceed the limits of their own disciplinary training.

    Most train operators have reduced services with emergency timetables, as they struggle to cope with a rapid increase in staff absences due to the Omicron variant of COVID.

    Drivers like the idea of increasing traffic flow and reducing congestion on the portion of I-80 between Davis and West Sacramento.

  2. To lose weight.

    Usage
    • Intransitive
  3. To bring to an inferior rank; to degrade, to demote.

    Usage
    • Transitive
    Examples

    to reduce a sergeant to the ranks

    My father, the eldest son of an ancient but reduced family, left me with little.

    More examples (4)

    nothing so excellent but a man may falten upon something or other belonging to it whereby to reduce it .

    Having reduced their foe to misery beneath their fears.

    Hester Prynne was shocked at the condition to which she found the clergyman reduced.

    Neither [Jones][…] nor I (in 1966) could conceive of reducing our "science" to the ultimate absurdity of reading Finnish newspapers almost a century and a half old in order to establish "priority."

  4. To humble; to conquer; to subdue; to capture.

    Usage
    • Transitive
    Examples

    to reduce a province or a fort

  5. To bring to an inferior state or condition.

    Usage
    • Transitive
    Examples

    to reduce a city to ashes

  6. To be forced by circumstances (into something one considers unworthy).

    Usage
    • Transitive
    Examples

    reduced to silence

    More examples (1)

    The press release calls him "the hottest female impressionist in show business today." (One wonders how many more words press agents will have to come up with before they are reduced to actually saying "drag queen.")

  7. To decrease the liquid content of (a food) by boiling much of its water off.

    Usage
    • Transitive
    Synonyms
    Examples

    Serve the oxtails with mustard or a sauce made by reducing the soup, if any is left, to a slightly thick sauce.

  8. To add electrons / hydrogen or to remove oxygen.

    Usage
    • Transitive
    Examples

    Formaldehyde can be reduced to form methanol.

  9. To produce metal from ore by removing nonmetallic elements in a smelter.

    Usage
    • Transitive
  10. To simplify an equation or formula without changing its value.

    Usage
    • Transitive
  11. To express the solution of a problem in terms of another (known) algorithm.

    Usage
    • Transitive
  12. To convert a syllogism to a clearer or simpler form.

    Usage
    • Transitive
  13. To convert to written form. (Usage note: this verb almost always appears as “reduce to writing”.)

    Usage
    • Transitive
    Examples

    It is important that all business contracts be reduced to writing.

  14. To perform a reduction; to restore a fracture or dislocation to the correct alignment.

    Usage
    • Transitive
  15. To reform a line or column from (a square).

    Usage
    • Transitive
  16. To strike off the payroll.

    Usage
    • Transitive
  17. To annul by legal means.

    Usage
    • Transitive
  18. To pronounce (a sound or word) with less effort.

    Usage
    • Transitive
    Examples

    The first vowel of support is reduced to schwa by most English speakers.

  19. To translate (a book, document, etc.).

    Usage
    • Obsolete
    • Transitive
    Examples

    a book reduced into English

Verb

  1. cut down on; make a reduction in

    Examples

    reduce your daily fat intake

    The employer wants to cut back health benefits

  2. make less complex

    Broader terms
    Examples

    reduce a problem to a single question

  3. bring to humbler or weaker state or condition

    Examples

    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

    Examples

    She reduced her niece to a servant

  6. be the essential element

    Broader terms
    Examples

    The proposal boils down to a compromise

  7. reduce in size; reduce physically

    Synonyms
    Examples

    Hot water will shrink the sweater

    Can you shrink this image?

  8. lessen and make more modest

    Broader terms
    Examples

    reduce one's standard of living

  9. make smaller

    Synonyms
    Antonyms
    Broader terms
    Examples

    reduce an image

  10. to remove oxygen from a compound, or cause to react with hydrogen or form a hydride, or to undergo an increase in the number of electrons

    Broader terms
  11. narrow or limit

    Synonyms
    Examples

    reduce the influx of foreigners

  12. put down by force or intimidation

    Examples

    The government quashes any attempt of an uprising

    China keeps down her dissidents very efficiently

    More examples (1)

    The rich landowners subjugated the peasants working the land

  13. undergo meiosis

    Broader terms
    Examples

    The cells reduce

  14. reposition (a broken bone after surgery) back to its normal site

    Broader terms
  15. destress and thus weaken a sound when pronouncing it

  16. reduce in scope while retaining essential elements

    Examples

    The manuscript must be shortened

  17. be cooked until very little liquid is left

    Examples

    The sauce should reduce to one cup

  18. cook until very little liquid is left

    Examples

    The cook reduced the sauce by boiling it for a long time

  19. lessen the strength or flavor of a solution or mixture

    Broader terms
    Examples

    cut bourbon

  20. take off weight

    Antonyms
    Broader terms
Word forms
reducesreducingreducedreduced

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