deduction (EN)

noun

noun “deduction”

1. an amount of money subtracted from a total, especially in taxes
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   She listed her business expenses as deductions on her tax return to reduce her taxable income.
2. the act or process of subtracting something
   After the deduction of his monthly expenses, there wasn't much left in his bank account.
3. the process of using general rules or principles to reach a logical conclusion
   Through deduction, she figured out that the missing piece was under the table.
4. a conclusion reached through reasoning from general principles
   His deduction that the treasure was buried near the old oak tree turned out to be correct.