reduction
noun
re·duc·tion
| \ ri-ˈdək-shən
\
\
Definition of reduction
2a
: something made by reducing
b
: 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 sense 2
specifically
: production of the gametic chromosome number in the first meiotic division
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Other Words from reduction
reductional
\ ri-ˈdək-shnəl
, -shə-nᵊl \
adjective
, -shə-nᵊl \
adjective
Synonyms & Antonyms for reduction
Synonyms
abatement, deduction, discount
Antonyms
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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.
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Recent Examples on the Web
Some of the biggest reductions in emissions relating to land will have to come from changing diets to consume less livestock and fewer resource-intensive crops. — Umair Irfan, Vox, "Report: we have to change how we use land and produce food to fight climate change," 8 Aug. 2019 Some of this assumed cost reduction can be traced to the study’s projection that the new Comanche CO2 capture equipment will operate at 90% effectiveness. — David Schlissel, The Denver Post, "Guest Commentary: Reality of carbon capture for Xcel plants not even close to proponents’ wishful thinking," 5 Aug. 2019 The study authors attribute some of that reduction to an increase in birth control use, particularly in long-acting reversible contraceptives (LARCs) like IUDs, which wouldn’t be available over-the-counter. — Carolyn L. Todd, SELF, "Is Over-the-Counter Birth Control Really a Good Idea?," 2 Aug. 2019 The cut is yet another in a series of incremental reductions in government funding for public radio in the state, though IPR leadership says the organization is still on a growth path. — USA TODAY, "Big butter sculpture, sweet guitar, owl released: News from around our 50 states," 24 July 2019 Since 2000, wildfires and tree cutters have claimed at least 2.5 million acres of woodland in the Kurdistan region alone, all part of a possible 20 percent reduction in vegetation there since 2014. — Peter Schwartzstein, National Geographic, "Iraq races to save last of Middle East's forests from burning," 22 July 2019 As part of an 18 percent budget reduction, three employees were laid off in June. — Pam Kragen, San Diego Union-Tribune, "San Diego Opera leaders optimistic on future despite impending budget deficit," 14 July 2019 This may be true, but none of those reductions have anything to do with the Trump Administration. — Carolyn Kormann, The New Yorker, "The Case for Declaring a National Climate Emergency," 11 July 2019 Crews in this rural area north of San Francisco have done this kind of fuel reduction in past years, yet not at this pace, nor with this much public and political support. — Katy Steinmetz/ukiah, Time, "California Is Stepping Up Fire Prevention Efforts—But It Hasn't Fixed One of the Biggest Problems," 2 July 2019These 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.
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More Definitions for reduction
reduction
noun
English Language Learners Definition of reduction
: the act of making something smaller in size, amount, number, etc. : the act of reducing something
: an amount by which something is reduced
See the full definition for reduction in the English Language Learners Dictionary
reduction
noun
re·duc·tion
| \ ri-ˈdək-shən
\
\
Kids Definition of reduction
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
reduction
noun
re·duc·tion
| \ ri-ˈdək-shən
\
\
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
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