deduction meaning and definition

DEDUCTION noun

Definition of deduction (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 deduction, tax write-off
2. an amount or percentage deducted
   • synonyms: discount
3. something that is inferred (deduced or entailed or implied)
   • "his resignation had political implications"
   • synonyms: entailment, implication
4. reasoning from the general to the particular (or from cause to effect)
   • synonyms: deductive reasoning, synthesis
5. the act of subtracting (removing a part from the whole)
   • "he complained about the subtraction of money from their paychecks"
   • synonyms: subtraction
   • antonym: addition
6. the act of reducing the selling price of merchandise
   • synonyms: discount, price reduction