Stephen's Guide to the Logical Fallacies

Stephen's Guide to the Logical Fallacies ~ Fallacy of Four Terms


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  • All Fallacies
  • The Fallacies

  • False Dilemma
  • Argument From Ignorance
  • Slippery Slope
  • Complex Question
  • Appeal to Force
  • Appeal to Pity
  • Appeal to Consequences
  • Prejudicial Language
  • Appeal to Popularity
  • Anonymous Authorities
  • Coincidental Correlation
  • Attacking the Person
  • Appeal to Authority
  • Converse Accident
  • Style Over Substance
  • Unrepresentative Sample
  • Hasty Generalization
  • False Analogy
  • Slothful Induction
  • Fallacy of Exclusion
  • Accident
  • Joint Effect
  • Genuine but Insignificant Cause
  • Wrong Direction
  • Complex Cause
  • Begging the Question
  • Irrelevant Conclusion
  • Straw Man
  • Equivocation
  • Amphiboly
  • Accent
  • Composition
  • Division
  • Affirming the Consequent
  • Denying the Antecedent
  • Inconsistency
  • Fallacy of Four Terms
  • Undistributed Middle
  • Illicit Major
  • Illicit Minor
  • Fallacy of Exclusive Premises
  • Drawing an Affirmative Conclusion From a Negative Premise
  • Existential Fallacy
  • Subverted Support
  • Non-Support
  • Untestability
  • Limited Scope
  • Limited Depth
  • Too Broad
  • Too Narrow
  • Fallacy of Four Terms

    Category:

    Definition: A syllogism has four terms

    Examples:

    Proof:

    A standard form categorical syllogism contains four terms. See https://web.archive.org/web/20150108200256/http://www.fallacies.ca/cat_form.htm

    Identify the four terms and where necessary state the meaning of each term.


    Created by Stephen Downes, Copyright 2023 CC By-NC-SA