[fuh-ley-shuh s] /fəˈleɪ ʃəs/

containing a ; logically unsound:
fallacious arguments.
deceptive; misleading:
fallacious testimony.
disappointing; delusive:
a fallacious peace.
containing or involving a fallacy; illogical; erroneous
tending to mislead
delusive or disappointing: a fallacious hope

c.1500, from fallacy (Latin fallacia) + -ous. Related: Fallaciously; fallaciousness.


Read Also:

  • Fallacy

    [fal-uh-see] /ˈfæl ə si/ noun, plural 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. 4. Logic. any of various types of erroneous reasoning that render arguments logically unsound. […]

  • Fallacy-of-composition

    noun, Logic. 1. the fallacy of inferring that a property of parts or members of a whole is also a property of the whole (opposed to ). noun the mistake of assuming that what is true of an individual or group is true for the group as a whole

  • Fallacy-of-division

    noun, Logic. 1. the fallacy of inferring that a property of the whole is also a property of parts or members of the whole (opposed to ).

  • Fallacy of many questions

    noun 1. (logic) the rhetorical trick of asking a question that cannot be answered without admitting a presupposition that may be false, as have you stopped beating your wife?

Disclaimer: Fallaciousness definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.