the act or process of deducting; subtraction.

something that is or may be deducted

She took deductions for a home office and other business expenses from her taxes.

the act or process of deducing.

something that is deduced

His astute deduction was worthy of Sherlock Holmes.

Logic .

a process of reasoning in which a conclusion follows necessarily from the premises presented, so that the conclusion cannot be false if the premises are true.

a conclusion reached by this process. Compare induction ( def. 4 ) .

noun

confusion , addition , increase , rise

noun

answer , assumption , cogitation , concluding , consequence , consideration , contemplation , corollary , deliberation , derivation , finding , illation , inference , inferring , judgment , meditation , mulling , musing , opinion , pondering , ratiocination , reasoning , reflection , result , rumination , sequitur , speculation , thinking , thought , abatement , abstraction , allowance , credit , cut , decrease , decrement , depreciation , diminution , discount , dockage , excision , rebate , reduction , removal , subtraction , withdrawal , write-off , conclusion , illative , calculation , conjecture , exemption , markdown , understanding