De‐duc″tion (?), n. [L. deductio: cf. F. déduction.] 1. Act or process of deducing or inferring.
The deduction of one language from another. Johnson.
This process, by which from two statements we deduce a third, is called deduction. J. R. Seely.
2. Act of deducting or taking away; subtraction; as, the deduction of the subtrahend from the minuend.
3. That which is deduced or drawn from premises by a process of reasoning; an inference; a conclusion.
Make fair deductions; see to what they mount. Pope.
4. That which is deducted; the part taken away; abatement; as, a deduction from the yearly rent.
Syn. — See Induction.