deduction Meaning in the Cambridge English Dictionary
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Meaning of “deduction” in the English Dictionary

"deduction" in British English

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deductionnoun

uk   us   /dɪˈdʌk.ʃən/

deduction noun (THINKING)

C2 [C or U] the ​process of ​reaching a ​decision or ​answer by ​thinking about the ​knownfacts, or the ​decision that is ​reached: Through a ​process of deduction, the ​detectivesdiscovered the ​identity of the ​killer. All we can do is make deductions from the ​availablefacts.

deduction noun (TAKING AWAY)

C1 [C or U] 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 ​savingsaccount is ​paid after the deduction oftax. [C] US and Australian English (UK stoppage) an ​amount that is taken away from the ​money you are ​paid before you ​officiallyreceive it: After deductions, his ​taxableincome is $30,000.
(Definition of deduction from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"deduction" in American English

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deductionnoun [C/U]

 us   /dɪˈdʌk·ʃən/
the ​process of ​learning something by ​considering a ​general set of ​facts and ​thinking about how something ​specificrelates to them: [C] Sherlock Holmes was ​famous for making ​clever deductions.
an ​amount or ​part taken away from a ​total, esp. an ​expense that you do not have to ​paytaxes on, or the ​process of taking away an ​amount or ​part: [C] New ​tax regulations would ​cut the deduction for ​businesslunches.
(Definition of deduction from the Cambridge Academic Content Dictionary © Cambridge University Press)

"deduction" in Business English

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deductionnoun [C or U]

uk   us   /dɪˈdʌkʃən/
the ​process of taking away an ​amount or a ​part of something from a ​total, or the ​amount that is taken: The ​interest you receive will be ​paid after deduction of tax. The ​tax and ​socialsecurityauthoritiesnormally insist upon deduction ofpayments and ​contributions at ​source. Household ​insurancepolicies tend to ​replacelost or ​stolenitems on a "new for old" ​basis, while ​travelpolicies tend to make deductions for ​wear and tear.
TAX the ​process of taking away particular ​costs from the ​amount of ​money that you have ​earned before you ​paytax on it, or the ​costs that are taken away: The married couple's ​allowance was in the ​form of a tax deduction.
(Definition of deduction from the Cambridge Business English Dictionary © Cambridge University Press)
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