reducer

reducer
/ri dooh"seuhr, -dyooh"-/, n.
1. a person or thing that reduces.
2. Photog.
a. an oxidizing solution for lessening the density of an exposed negative.
b. a developing agent.
3. (in plumbing) a coupling decreasing in diameter at one end. Cf. increaser (def. 2).
[1520-30; REDUCE + -ER1]

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Universalium. 2010.

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  • Reducer — Re*du cer ( s?r), n. 1. One who, or that which, reduces. [1913 Webster] 2. (Mach.) (a) A contrivance for reducing the dimensions of one part so as to fit it to another, as a reducing coupling, or a device for holding a drilling a chuck. (b) A… …   The Collaborative International Dictionary of English

  • reducer — [ri do͞os′ər, ri dyo͞os′ər] n. 1. a person or thing that reduces 2. Mech. a fitting for connecting two pipes of different size 3. Photog. a solution that dissolves silver, used to decrease the density of a negative or positive image …   English World dictionary

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  • reducer — reduce ► VERB 1) make or become smaller or less in amount, degree, or size. 2) (reduce to) change (something) to (a simpler or more basic form). 3) (reduce to) bring to (an undesirable state or action). 4) boil (a sauce or other liquid) so that… …   English terms dictionary

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