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
In 2011, political paralysis raised the risk of default, contributing to S&P Global Ratings’ decision to downgrade the U.S. to AA+ from AAA, the first-ever sovereign rating reduction for the country.
The agreement is intended to encourage the reduction of greenhouse gas emissions in an effort to limit global warming to a manageable level. #
Climate policy experts note that U.S. emissions cuts were set to make up a major part - more than a fifth - of the reductions envisioned under the Paris accord between now and 2030.
With or without U.S. participation, the nations that have already put into gear emissions-reduction plans to hit their modest initial targets likely won’t pull back yet.
Ole Miss has already self-imposed a one-year bowl ban and scholarships reduction but could face additional penalties from the Committee of Infractions.
Grace Philips, general counsel for the New Mexico Association of Counties, said the report is no longer reflective of the state’s jail populations because many counties have reported a reduction in inmates since 2017.
The media buys account for most of an unexplained $376,408 overnight reduction in the campaign’s coffers between Nov. 28 and Nov. 29 — a drop-off first reported by The San Diego Union-Tribune and then questioned by the FEC.
The only recourse Saudi Arabia has if Russia fails to meet its current output reduction is to withdraw from the deal.
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 century
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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