- fallacy fallacy
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A fallacious judgment from the falsity of a proof to the falsity of a statement to be proved.
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fallacy fallacy
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fallacy — fallacy, sophism, sophistry, casuistry are comparable when meaning unsound and misleading reasoning or line of argument. The same distinctions in implications and connotations are distinguishable in the corresponding adjectives fallacious,… … New Dictionary of Synonyms
Fallacy — Fal la*cy (f[a^]l l[.a]*s[y^]), n.; pl. {Fallacies} (f[a^]l l[.a]*s[i^]z). [OE. fallace, fallas, deception, F. fallace, fr. L. fallacia, fr. fallax deceitful, deceptive, fr. fallere to deceive. See {Fail}.] 1. Deceptive or false appearance;… … The Collaborative International Dictionary of English
fallacy — [fal′ə sē] n. pl. fallacies [ME fallace < OFr < L fallacia, deception, artifice < fallax (gen. fallacis), deceitful < fallere, to deceive: see FAIL] 1. Obs. deception 2. aptness to mislead; deceptive or delusive quality [the fallacy… … English World dictionary
fallacy — I noun captio, deception, deceptive belief, delusion, deviation from truth, distortion, erroneous reasoning, erroneousness, error, fallacious argument, false appearance, falseness, falsity, faultiness, faulty reasoning, flaw in reasoning,… … Law dictionary
fallacy — late 15c., deception, false statement, from L. fallacia deception, noun of quality from fallax (gen. fallacis) deceptive, from fallere deceive (see FAIL (Cf. fail)). Specific sense in logic dates from 1550s. An earlier form was fallace (c.1300),… … Etymology dictionary
fallacy — [n] illusion, misconception aberration, ambiguity, artifice, bias, casuistry, cavil, deceit, deception, deceptiveness, delusion, deviation, elusion, equivocation, erratum, erroneousness, error, evasion, falsehood, faultiness, flaw, heresy,… … New thesaurus
fallacy — ► NOUN (pl. fallacies) 1) a mistaken belief. 2) a failure in reasoning which makes an argument invalid. DERIVATIVES fallacious adjective. ORIGIN Latin fallacia, from fallere deceive … English terms dictionary
Fallacy — In logic and rhetoric, a fallacy is usually incorrect argumentation in reasoning resulting in a misconception or presumption. By accident or design, fallacies may exploit emotional triggers in the listener or interlocutor (appeal to emotion), or… … Wikipedia
Fallacy of composition — The fallacy of composition arises when one infers that something is true of the whole from the fact that it is true of some part of the whole (or even of every proper part). For example: This fragment of metal cannot be broken with a hammer,… … Wikipedia
fallacy — /fal euh see/, n., pl. fallacies. 1. a deceptive, misleading, or false notion, belief, etc.: That the world is flat was at one time a popular fallacy. 2. a misleading or unsound argument. 3. deceptive, misleading, or false nature; erroneousness.… … Universalium
Fallacy of division — A fallacy of division occurs when one reasons logically that something true of a thing must also be true of all or some of its parts. An example: A Boeing 747 can fly unaided across the ocean. A Boeing 747 has jet engines. Therefore, one of its… … Wikipedia
