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单词 reduction
释义
reduction
noun
uk
/rɪˈdʌk.ʃən/us
/rɪˈdʌk.ʃən/

reductionnoun(MAKING SMALLER)

B2[CorU]
theactof making something, or of somethingbecoming,smallerinsize,amount,degree,importance, etc.:
减少；减小；降低；缩小
a reductionintraffic交通量的减少
hugepricereductions大减价
Thesaurus: synonyms, antonyms, and examples
the fact of getting smaller or becoming less
  • decreaseThere has been a steady decrease in the number of visitors.
  • fallA fall in the price of petrol is unlikely.
  • fall-offThere's been a sharp fall-off in demand for the product since the company's scandal broke.
  • falling-offThere has been a slight falling-off in public sector employment growth.
  • riseThere has been a sharp rise in home sales this month.
See more results »
[C]
acopyof aphotograph,picture, etc. that issmallerthan theoriginalone
缩影（照片或图片的一个拷贝，比原件小）
More examples
  • Thetreatyhasledto adramaticreduction in thenumberof land-basedmissilesinEurope.
  • Stiffeningcompetitionin themarkethasledto a reduction in the company'sprofitsthisyear.
  • The reduction infundsisthrottlingthedevelopmentof newprogrammes.
  • Theairlinehalveditsoverseasservicebecause of asharpreduction intraffic.
  • TheGreenPartyhave called for asubstantialreduction in theemissionofgreenhousegasesby the UK.
SMART Vocabulary: related words and phrases
Becoming and making smaller or less
  • abridgment
  • attenuate
  • attenuated
  • attenuating
  • attenuation
  • boil
  • damp
  • falling
  • falling-off
  • foreshorten
  • foreshortened
  • go through the flooridiom
  • haircut
  • runsomeone/somethingdown
  • rundown
  • sag
  • salami slicing
  • scalesomethingdown
  • shave
  • telescope
See more results »

reductionnoun(CHEMISTRY)

[U]chemistryspecialized
theadditionof one or moreelectronsto achemicalelement:
Oxidation, thelossofelectrons, is alwaysaccompaniedby reduction, thegainof the sameelectrons.
SMART Vocabulary: related words and phrases
Chemistry - general words
  • acceptor
  • aerosol
  • aerosolize
  • allotrope
  • amphiprotic
  • chemical formula
  • conformation
  • cyclic
  • distilled water
  • electrolyte
  • electrolytic
  • endocrine disruptor
  • endothermic
  • inorganic chemistry
  • molecular weight
  • nonchemical
  • nonelectrolyte
  • nonreactive
  • reactive
  • reactivity
See more results »

reductionnoun(MEDICAL)

[CorU]medicalspecialized
theactof putting abrokenboneor anotherpartof thebodyback intoitscorrectposition:
Reduction of thefracturecorrectsandmaintainsalignment.
Thedisplacedfracturerequiredopenreduction andinternalplatefixation, together withdentalwiretostabilizethefrontteeth.
the reduction of adislocatedshoulder
Thetechnologyallowssurgeonstovisualizefracturereductions.
(Definition ofreductionfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)
reduction
noun
uk
/rɪˈdʌk.ʃən/us
/rɪˈdʌk.ʃən/
B2[CorU]
theactof making something, or of somethingbecoming,smallerinsize,amount,degree,importance, etc.
减少；减小；降低；缩小
a reductionintraffic交通量的减少
hugepricereductions大减价
[C]
acopyof aphotograph,picture, etc. that issmallerthan theoriginalone
缩影（照片或图片的一个拷贝，比原件小）
More examples
  • Thetreatyhasledto adramaticreduction in thenumberof land-basedmissilesinEurope.
  • Stiffeningcompetitionin themarkethasledto a reduction in the company'sprofitsthisyear.
  • The reduction infundsisthrottlingthedevelopmentof newprogrammes.
  • Theairlinehalveditsoverseasservicebecause of asharpreduction intraffic.
  • TheGreenParty have called for asubstantialreduction in theemissionofgreenhousegasesby the UK.

reduction| Business English

reduction
noun
uk
/rɪˈdʌkʃən/us
[CorU]
theprocessof making something less inprice,size,amount, etc., or thefactof itbecomingless:
a reduction in sthThecutbackshaverequireda 10% reduction instaffnumbers.
Policyholders will bepreparingthemselves forfurtherreductionsinbonusesonmaturingpolicies.
a dramatic/significant/substantial reductionI waswarnedof asignificantreduction in theprojectedpayout.
agradual/slight/steadyreduction
debt/deficit/spending reductionTheemphasisis onlong-termdebtreduction.
rate/tariff/tax reductionBanks haveannouncedmortgageratereductions tobolsterthehousingmarket.
povertyreduction
emissions/greenhousegasreductions
costreductionprograms/targets
[C]COMMERCE
anamountby which thepriceof something isreduced:
to get/make a reduction on sthI got a reduction on theskirtbecause there was abuttonmissing.
big/massive reductionsStores areofferingbigreductions thisweekend.
(Definition ofreductionfrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofreduction

reduction
The results show the potential for considerable reductions in blood use.
From theCambridge English Corpus
Hence, we also investigated the effect of combining conjugate vaccination with reductions of antibiotic exposure.
From theCambridge English Corpus
Agro-environmental partnership activities are not the only reason for pesticide reductions in these commodities.
From theCambridge English Corpus
We conjecture that this approach can be adapted and generalised in order to handle term-graphs and to simulate term-graphs reductions.
From theCambridge English Corpus
The unequal distribution of benefits resulted in member states failing to implement agreed tariff reductions and preferential trade access agreements.
From theCambridge English Corpus
Indeed, different communications induce essentially different reductions of processes.
From theCambridge English Corpus
Spatial and temporal contrast produced equivalent reductions in chromatic discriminability as the chromatic difference between the test and surround increased.
From theCambridge English Corpus
Local increases in entropy are offset by reductions elsewhere.
From theCambridge English Corpus
Yield reductions during severe drought were so great that residue levels, even with no-tillage, were insufficient for protecting the soil from wind erosion.
From theCambridge English Corpus
Neither the smaller wet weight reductions nor the higher temperatures were effective in this test in extending longevity of the hydroprimed seeds.
From theCambridge English Corpus
The cases of inner reductions follow immediately from the induction hypothesis.
From theCambridge English Corpus
Changes in soil fungal:bacterial biomass ratios following reductions in the intensity of management of an upland grassland.
From theCambridge English Corpus
The system also allows partial reductions of cell formulas and unbound variables.
From theCambridge English Corpus
Only a small percentage of the patients required dose delay or reductions.
From theCambridge English Corpus
To confirm the immune status of the calves, reductions in worm burdens were measured after treatment with benzimidazoles at housing and at subsequent challenge infection.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocationswithreduction

reduction

These are words often used in combination withreduction.

Click on a collocation to see more examples of it.

across-the-board reduction
Firms are the only winners, now earning higher profits because of their ability to outsource and theacross-the-boardreductionin wages.
From theCambridge English Corpus
additional reduction
Call-by-name does no reduction, call-by-value reduces until the argument reaches a weak head normal form, and our closed strategy doesadditionalreduction.
From theCambridge English Corpus
automatic reduction
Amongst such measures, he proposes the automatic reduction of quotas.
FromEuroparl Parallel Corpus - English
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/reduction##
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更新时间：2025/3/10 6:41:43