Synonyms and related words:
Albigensian, Arian, Barmecidal, Barmecide, Catharist, Donatist, Ebionitist, Erastian, Gnostic, Jansenist, Jansenistic, Jovinianist, Jovinianistic, Lollard, Manichaean, Monophysite, Monophysitic, Montanist, Montanistic, Pelagian, Sabellian, Waldensian, Wyclifite, aberrant, abroad, absonant, adrift, airy, all abroad, all off, all wrong, amiss, antinomian, apocryphal, apparent, apparently sound, apparitional, askew, astray, at fault, autistic, awry, beguiling, beside the mark, casuistic, catchy, chimeric, colorable, contradictory, contrary to fact, contrary to reason, corrupt, deceiving, deceptive, defective, deluding, delusional, delusionary, delusive, delusory, dereistic, deviant, deviational, deviative, disingenuous, distorted, dreamlike, dreamy, dubious, emanationist, empty, errant, erring, erroneous, FALSE, fantastic, faultful, faulty, fishy, flawed, hallucinatory, heretical, heterodox, hollow, hylotheist, hylotheistic, illogical, illusional, illusionary, illusive, illusory, imaginary, in error, inauthentic, inconclusive, incongruous, inconsequent, inconsequential, inconsistent, insincere, invalid, irrational, jesuitic, loose, mad, misleading, nonorthodox, nonrational, nonscientific, not following, not right, not true, off, off the track, ostensible, out, overrefined, oversubtle, pantheist, pantheistic, paralogical, peccant, perverse, perverted, phantasmagoric, phantasmal, phantom, philosophistic, plausible, questionable, reasonless, seeming, self-annulling, self-contradictory, self-deceptive, self-deluding, self-refuting, senseless, sophistic, sophistical, specious, spectral, straying, supposititious, trickish, tricksy, tricky, truthless, unaccepted, unactual, unapproved, unauthentic, unauthoritative, uncanonical, unconnected, unfactual, unfounded, unorthodox, unphilosophical, unproved, unreal, unreasonable, unscientific, unscriptural, unsound, unsubstantial, untrue, visionary, wide, without reason, wrong

Moby Thesaurus. . 1996.


Look at other dictionaries:

  • Fallacious — Fal*la cious, a. [L. fallaciosus, fr. fallacia: cf. F. fallacieux. See {Fallacy}.] Embodying or pertaining to a fallacy; illogical; fitted to deceive; misleading; delusive; as, fallacious arguments or reasoning. {Fal*la cious*ly}, adv. {Fal*la… …   The Collaborative International Dictionary of English

  • fallacious — [fə lā′shəs] adj. [L fallaciosus] 1. containing a fallacy; erroneous [fallacious reasoning] 2. a) misleading or deceptive b) causing disappointment; delusive fallaciously adv. fallaciousness n …   English World dictionary

  • fallacious — I adjective abounding in error, beguiling, contrary to fact, deceitful, deceiving, deceptive, delusive, delusory, devoid of truth, distorted, erroneous, fallax, false, faultful, faulty, faulty in logic, fraudulent, groundless, guileful, illusive …   Law dictionary

  • fallacious — c.1500, from FALLACY (Cf. fallacy) (L. fallacia) + OUS (Cf. ous). Related: Fallaciously; fallaciousness …   Etymology dictionary

  • fallacious — sophistical, casuistical (see under FALLACY) Analogous words: irrational, unreasonable: *misleading, deceptive, delusive, delusory: equivocal, ambiguous (see OBSCURE) Antonyms: sound, valid …   New Dictionary of Synonyms

  • fallacious — [adj] false, wrong beguiling, deceiving, deceptive, deluding, delusive, delusory, erroneous, fictitious, fishy*, fraudulent, illogical, illusory, incorrect, invalid, irrational, mad, misleading, mistaken, off*, phony, reasonless, sophistic,… …   New thesaurus

  • fallacious — fallaciously, adv. fallaciousness, n. /feuh lay sheuhs/, adj. 1. containing a fallacy; logically unsound: fallacious arguments. 2. deceptive; misleading: fallacious testimony. 3. disappointing; delusive: a fallacious peace. [1500 10; < L… …   Universalium

  • fallacious — adjective 1. containing or based on a fallacy fallacious reasoning an unsound argument • Syn: ↑unsound • Similar to: ↑invalid • Derivationally related forms: ↑unsoundness …   Useful english dictionary

  • fallacious — [[t]fəle͟ɪʃəs[/t]] ADJ GRADED If an idea, argument, or reason is fallacious, it is wrong because it is based on a fallacy. [FORMAL] Their main argument is fallacious, and their conclusions untenable. Syn: false …   English dictionary

  • fallacious — /fəˈleɪʃəs/ (say fuh layshuhs) adjective 1. deceptive: fallacious evidence. 2. containing a fallacy; logically unsound: fallacious arguments. –fallaciously, adverb –fallaciousness, noun …   Australian English dictionary

  • fallacious — adjective Date: 1509 1. embodying a fallacy < a fallacious conclusion > 2. tending to deceive or mislead ; delusive • fallaciously adverb • fallaciousness noun …   New Collegiate Dictionary