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English definition of “deduction”

deduction

noun [C or U] (TAKING AWAY)    /dɪˈdʌk.ʃən/
C1 the calculation of taking an amount or a part of something away from a total, or the amount that is taken away: The interest I receive on my savings account is paid after the deduction of tax. After deductions (= expenses on which tax does not have to be paid), his taxable income is $30,000.Value and price decreasesAddition, subtraction, multiplication and divisionCalculations and calculating US and Australian English an amount that is taken away from the money you are paid before you officially receive it → Compare stoppage
(Definition of deduction noun (TAKING AWAY) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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