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English definition of “reduce”

reduce

verb [T]     /rɪˈdjuːs/
B1 to make something less: to reduce air pollution Prices have been reduced by almost 50 percent . The number of employees was reduced from 500 to 300.Becoming and making smaller or lessBecoming and making less strong
to add one or more electrons to a substance or to remove oxygen from a substance Physical and chemical processes
(Definition of reduce verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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