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Assumption vs Fallacy - What's the difference?

assumption | fallacy |

In lang=en terms the difference between assumption and fallacy

is that assumption is the minor or second proposition in a categorical syllogism while fallacy is an argument, or apparent argument, which professes to be decisive of the matter at issue, while in reality it is not. A specious argument.

As nouns the difference between assumption and fallacy

is that assumption is the act of assuming, or taking to or upon one's self; the act of taking up or adopting while fallacy is deceptive or false appearance; deceitfulness; that which misleads the eye or the mind; deception.

assumption

English

(Webster 1913)

Noun

(en noun)
  • The act of assuming]], or taking to or upon one's self; the act of [[take up, taking up or adopting.
  • His assumption of secretarial duties was timely.
  • The act of taking for granted, or supposing a thing without proof; a supposition; an unwarrantable claim.
  • Their assumption of his guilt disqualified them from jury duty.
  • The thing supposed; a postulate, or proposition assumed; a supposition.
  • * {{quote-journal, year=1976, author=, title=The Journal of Aesthetic Education, Volume 10 citation
  • , passage=No doubt a finite evaluative argument must make some unargued evaluative assumptions, just as finite factual arguments must make some unargued factual assumptions.}}
  • (logic) The minor or second proposition in a categorical syllogism.
  • The taking of a person up into heaven.
  • A festival in honor of the ascent of the Virgin Mary into heaven.
  • (rhetoric) Assumptio.
  • Synonyms

    * See also

    fallacy

    Noun

    (fallacies)
  • Deceptive or false appearance; deceitfulness; that which misleads the eye or the mind; deception.
  • (logic) An argument, or apparent argument, which professes to be decisive of the matter at issue, while in reality it is not. A specious argument.
  • Derived terms

    * logical fallacy * formal fallacy * informal fallacy

    See also

    * sophism *