logical fallacy

English

Alternative forms

Noun

Examples
  • “You can't prove Santa doesn't exist, therefore Santa does exist.”
    • This is an example of argument from ignorance, a logical fallacy. The fact that Santa's existence is not proven does not means Santa exists.

logical fallacy (plural logical fallacies)

  1. A fallacy; a clearly defined error in reasoning used to support or refute an argument, excluding simple unintended mistakes.
    Synonyms: fallacy; see also Thesaurus:incorrect argument
    Hyponyms: formal fallacy, informal fallacy
  2. A formal fallacy.
    A valid syllogism contains three terms; with four it commits the logical fallacy known as quaternio terminorum.

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