reducer
Americannoun
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a person or thing that reduces.
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Photography.
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an oxidizing solution for lessening the density of an exposed negative.
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a developing agent.
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(in plumbing) a coupling decreasing in diameter at one end.
noun
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photog a chemical solution used to lessen the density of a negative or print by oxidizing some of the blackened silver to soluble silver compounds Compare intensifier
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a pipe fitting connecting two pipes of different diameters
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a person or thing that reduces
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of reducer
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
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Adding a safety warning based on flimsy evidence creates its own risks, such as deterring pregnant women from taking the pain killer and fever reducer when they need it.
From The Wall Street Journal ● Oct. 29, 2025
Participating in Veganuary also appears to shift people's identity from seeing themselves as a meat eater to more of a "meat reducer" or "meat excluder".
From Salon ● Jan. 2, 2025
The plant contains dozens of bioactive chemical compounds and is used throughout Southeast Asia and China as a painkiller, fever reducer, and diuretic.
From Science Magazine ● May 1, 2024
Acetaminophen is considered the safest over-the-counter pain reliever and fever reducer available during pregnancy.
From Science Daily ● Jan. 3, 2024
Most high and mighty Czar of all flesh, ceaseless reducer of empires, unfathomable glutton in the whole realms of nature.
From The Poems of Schiller — Third period by Schiller, Friedrich
The first winners may be the companies supplying actuators, reducers, sensors, machine vision, batteries, motion-control systems and industrial software.
From MarketWatch ● May 27, 2026
The components include sensors, so-called coreless motors that power precise high-speed movements and speed reducers often used in joints to mimic human motions.
From The Wall Street Journal ● Apr. 3, 2026
China controls 99% of heavy rare earths and 80% of basic ingredients for antibiotics and fever reducers.
From Barron's ● Nov. 18, 2025
Glen Calder expected a shipment of gearbox reducers needed to build a particular model of his company's paving machines last week.
From Reuters ● Dec. 23, 2022
We shall have more compilers and reducers and fewer thinkers; more modifiers and completers, and fewer inventors.
From Robert Falconer by MacDonald, George
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
