reduction
noun
re·duc·tion
ri-ˈdək-shən 
2
a
: 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
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 on the Web
Other levers include responsible consumption, material reduction and refill/reuse.
—
Lauren Parker, Sourcing Journal, 5 Feb. 2025
The agency elevated its fight against climate change into a central pillar of U.S. development work akin to poverty reduction — a woeful distraction from its work in war zones and in countries suffering famine.
—The Editors, National Review, 5 Feb. 2025
There have been regular fee reductions by both Vanguard and BlackRock for years.
—Morgan Chittum, CNBC, 4 Feb. 2025
The Trump administration now plans to merge USAID with the State Department, signaling a significant reduction in its budget and workforce.
—Anders Fogh Rasmussen, Newsweek, 4 Feb. 2025
See all Example Sentences for reduction 
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Lauren Parker, Sourcing Journal, 5 Feb. 2025
The agency elevated its fight against climate change into a central pillar of U.S. development work akin to poverty reduction — a woeful distraction from its work in war zones and in countries suffering famine.
—The Editors, National Review, 5 Feb. 2025
There have been regular fee reductions by both Vanguard and BlackRock for years.
—Morgan Chittum, CNBC, 4 Feb. 2025
The Trump administration now plans to merge USAID with the State Department, signaling a significant reduction in its budget and workforce.
—Anders Fogh Rasmussen, Newsweek, 4 Feb. 2025
See all Example Sentences for reduction
Dictionary Entries Near reduction
Cite this Entry
“Reduction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reduction. Accessed 8 Feb. 2025.
Copy CitationKids Definition
reduction
noun
re·duc·tion
ri-ˈdək-shən
1
: the act or process of reducing : the state of being reduced
2
a
: something made by reducing
b
: the amount by which something is reduced in price
3
: meiosis
especially
: halving of the chromosome number in the reduction division
reductive
adjective
-ˈdək-tiv
Medical Definition
reduction
noun
re·duc·tion
ri-ˈdək-shən
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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