deduce Meaning, Definition & Usage

  1. verb reason by deduction; establish by deduction
    derive; deduct; infer.
  2. verb conclude by reasoning; in logic
    infer.

WordNet

De*duce" transitive verb
Etymology
L. deducere; de- + ducere to lead, draw. See Duke, and cf. Deduct.
Wordforms
imperfect & past participle Deduced ; present participle & verbal noun Deducing
Definitions
  1. To lead forth. A Latinism
    He should hither deduce a colony. Selden.
  2. To take away; to deduct; to subtract; as, to deduce a part from the whole. Obs. B. Jonson.
  3. To derive or draw; to derive by logical process; to obtain or arrive at as the result of reasoning; to gather, as a truth or opinion, from what precedes or from premises; to infer; -- with from or out of.
    O goddess, say, shall I deduce my rhymes From the dire nation in its early times? Pope.
    Reasoning is nothing but the faculty of deducing unknown truths from principles already known. Locke.
    See what regard will be paid to the pedigree which deduces your descent from kings and conquerors. Sir W. Scott.

Webster 1913