Definition of reduction
2a : something made by reducingb : the amount by which something is reduced
3 [Spanish reducción, from Latin reduction-, reductio] : a South American Indian settlement directed by Jesuit missionaries
4 : meiosis 2; specifically : production of the gametic chromosome number in the first meiotic division
reductionalplay \-shnəl, -shə-nəl\ adjective
Examples of reduction in a Sentence
a drastic reduction in size
Many voters want to see some reduction of the deficit.
There is a 20 percent reduction on selected items during this sale.
Recent Examples of reduction from the Web
State law requires California to reduce greenhouse gas emissions 40 percent from 1990 levels by 2030 — among the most aggressive mandates for carbon reduction in the world.
The obvious answer is yes; many see the reduction of market inequality as one of the main tasks of the state in a mixed economy.
State officials estimate that this eligibility reduction will help roughly 60,000 Arkansans regain their independence and leave the Medicaid program.
The pace of reduction -- about 3 percent -- remains slow, despite the implementation of the U.S.-Russian bilateral Treaty on Measures for the Further Reduction and Limitation of Strategic Offensive Arms since 2011, Sipri said.
The Plan established greenhouse gas emission reduction goals of 8% within four years, 40% within 20 years, and 84% by 2050 (42 years), according to the City of Cincinnati's website.
The airline now realizes that such a reduction in size would be cruel, heartless, verging on the sadistic.
The program, approved at Tuesday’s meeting, is being introduced as local governments face potential reductions or outright denial of U.S. Housing and Urban Development funding in next year’s budget.
The Trump effect includes continued uncertainty about whether the feds will make cost sharing reduction payments.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'reduction.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of reduction
Middle English reduccion restoration, from Middle French reducion, from Late Latin & Latin; Late Latin reduction-, reductio reduction (in a syllogism), from Latin, restoration, from reducere
First Known Use: 15th centurySee Words from the same year
REDUCTION Defined for English Language Learners
Definition of reduction for English Language Learners
: the act of making something smaller in size, amount, number, etc. : the act of reducing something
: an amount by which something is reduced
REDUCTION Defined for Kids
Definition of reduction for Students
1 : the act of making something smaller or less : the state of being made smaller or less a reduction in noise
2 : the amount by which something is made smaller or less
Medical Definition of reduction
1: the replacement or realignment of a body part in normal position or restoration of a bodily condition to normal
2: the process of reducing by chemical or electrochemical means
3: the psychological diminishment of emotion or needs through activity or adjustment
4: meiosis; specifically : production of the gametic chromosome number in the first meiotic division
Learn More about reduction
See words that rhyme with reduction Thesaurus: All synonyms and antonyms for reduction Spanish Central: Translation of reduction Nglish: Translation of reduction for Spanish speakers Britannica English: Translation of reduction for Arabic speakers Britannica.com: Encyclopedia article about reduction
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