fallacious

(fə-lā'shəs)
adj.

1. Containing or based on a fallacy: a fallacious assumption.
2. Tending to mislead; deceptive: fallacious testimony.

fallaciously fal·la'cious·ly adv.
fallaciousness fal·la'cious·ness n.

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adjective

1. Containing fundamental errors in reasoning: false, illogical, invalid, sophistic, specious, spurious, unsound. See correct/incorrect, true/false.
2. Containing an error or errors: erroneous, false, inaccurate, incorrect, mistaken, off, unsound, untrue, wrong. Idioms: all wet, in error, off base, offwide ofthe mark. See correct/incorrect.
3. Tending to lead one into error: deceptive, delusive, delusory, illusive, illusory, misleading. See honest/dishonest, real/imaginary.

adj

Definition: false, wrong
Antonyms: correct, real, true, truthful

IN BRIEF: Based on incorrect or misleading information.

The great enemies of intellectual life are superstition, gullibility, and fallacious reasoning. — Edward O. Sisson

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