Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun reduction

3 senses of reduction

Sense 1
decrease, diminution, reduction, step-down -- (the act of decreasing or reducing something)
       => change of magnitude -- (the act of changing the amount or size of something)

Sense 2
reduction, reducing -- (any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen); always occurs accompanied by oxidation of the reducing agent)
       => chemical reaction, reaction -- ((chemistry) a process in which one or more substances are changed into others; "there was a chemical reaction of the lime with the ground water")

Sense 3
reduction, simplification -- (the act of reducing complexity)
       => change -- (the action of changing something; "the change of government had no impact on the economy"; "his change on abortion cost him the election")