名词

1. 推论;推断
A deduction is a conclusion that you have reached about something because of other things that you know to be true.

2. 推论（过程）；演绎
Deduction is the process of reaching a conclusion about something because of other things that you know to be true.

3. 扣除额;减除数
A deduction is an amount that has been subtracted from a total.

4. 扣除;减除
Deduction is the act or process of subtracting an amount of money from a total amount.

1. the act of subtracting (removing a part from the whole)

e.g. he complained about the subtraction of money from their paychecks

Synonym: subtraction

2. the act of reducing the selling price of merchandise

Synonym: discountprice reduction

3. reasoning from the general to the particular (or from cause to effect)

Synonym: deductive reasoningsynthesis

4. something that is inferred (deduced or entailed or implied)

e.g. his resignation had political implications

Synonym: entailmentimplication

5. an amount or percentage deducted

Synonym: discount

6. a reduction in the gross amount on which a tax is calculated
reduces taxes by the percentage fixed for the taxpayer's income bracket

Synonym: tax write-offtax deduction