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Deduction vs Presumption - What's the difference?

deduction | presumption | Related terms |

In lang=en terms the difference between deduction and presumption

is that deduction is 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 while presumption is arrogant behaviour; the act of venturing beyond due bounds of reverence or respect.

As nouns the difference between deduction and presumption

is that deduction is that which is deducted; that which is subtracted or removed while presumption is the act of presuming, or something presumed.

deduction

English

Noun

(en noun)
  • That which is deducted; that which is subtracted or removed
  • A sum that can be removed from tax calculations; something that is written off
  • You might want to donate the old junk and just take the deduction .
  • (logic) 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
  • He arrived at the deduction that the butler didn't do it.
  • The ability or skill to deduce or figure out; the power of reason
  • Through his powers of deduction , he realized that the plan would never work.

    presumption

    Noun

    (en noun)
  • the act of presuming, or something presumed
  • * De Quincey
  • in contradiction to these very plausible presumptions
  • the belief of something based upon reasonable evidence, or upon something known to be true
  • The presumption is that an event has taken place.
  • the condition upon which something is presumed
  • (dated) arrogant behaviour; the act of venturing beyond due bounds of reverence or respect
  • * Shakespeare
  • Thy son I killed for his presumption .
  • * Dryden
  • I had the presumption to dedicate to you a very unfinished piece.

    Synonyms

    * (l)