deduction — English Dictionary

Noun

1. That which is deducted; that which is subtracted or removed.

   Usage

   • Countable
   • Uncountable

   Synonyms

   extractreduction

   Examples

   Near-synonyms: extract, reduction; see also Thesaurus:decrement

2. That which is deducted; that which is subtracted or removed. A sum that can be removed in tax calculations, usually from the taxable amount; something that is written off.

   Usage

   • Countable
   • Uncountable

   Examples

   standard deduction

   You might want to donate the old junk and just take the deduction.

3. That which is deducted; that which is subtracted or removed. A sum withheld from an employee's pay for the purpose of paying tax.

   Usage

   • Countable
   • Uncountable

4. A process of reasoning that moves from the general to the specific, in which a conclusion follows necessarily from the premises presented, so that the conclusion cannot be false if the premises are true. A conclusion; that which is deduced, concluded or figured out.

   Usage

   • Countable
   • Uncountable

   Synonyms

   ergotismillationverdict

   Antonyms

   induction

   Examples

   He arrived at the deduction that the butler didn't do it.

   More examples (1)

   An unkinder deduction, considering only the Select Committee's report and discounting rumours of wayward conclusions by the Stedeford Group, would be that if one inquisition doesn't produce the desired answers, the Minister's policy is "try, try again"—or should one say "fight, fight, fight again".

5. A process of reasoning that moves from the general to the specific, in which a conclusion follows necessarily from the premises presented, so that the conclusion cannot be false if the premises are true. The ability or skill to deduce or figure out; the power of reason

   Usage

   • Countable
   • Uncountable

   Antonyms

   induction

   Examples

   Through his powers of deduction, he realized that the plan would never work.

Noun

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

   Synonyms

   tax write-offtax deduction

   Broader terms

   write-offwrite-down

2. an amount or percentage deducted

   Synonyms

   discount

   Broader terms

   allowanceadjustment

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

   Synonyms

   entailmentimplication

   Broader terms

   inferenceillation

   Examples

   his resignation had political implications

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

   Synonyms

   deductive reasoningsynthesis

   Broader terms

   reasoninglogical thinkingabstract thought

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

   Synonyms

   subtraction

   Broader terms

   decreasediminutionreductionstep-down

   Examples

   he complained about the subtraction of money from their paychecks

6. the act of reducing the selling price of merchandise

   Synonyms

   discountprice reduction

   Broader terms

   decreasediminutionreductionstep-down