Dictionary.com

reducer

[ ri-doo-ser, -dyoo- ]
/ rɪˈdu sər, -ˈdyu- /
Save This Word!

noun
a person or thing that reduces.
Photography.
  1. an oxidizing solution for lessening the density of an exposed negative.
  2. a developing agent.
(in plumbing) a coupling decreasing in diameter at one end.Compare increaser (def. 2).
QUIZ
SPRINT TO THE FINISH WITH THIS OLYMPICS QUIZ!
Compete in our Olympics quiz to see if you can take home the gold medal in Olympics knowledge.
Question 1 of 10
Where was the Olympics first held?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of reducer

First recorded in 1520–30; reduce + -er1

OTHER WORDS FROM reducer

an·ti·re·duc·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use reducer in a sentence

British Dictionary definitions for reducer

reducer
/ (rɪˈdjuːsə) /

noun
photog a chemical solution used to lessen the density of a negative or print by oxidizing some of the blackened silver to soluble silver compoundsCompare intensifier (def. 3)
a pipe fitting connecting two pipes of different diameters
a person or thing that reduces
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK