a mistaken belief, especially one based on unsound argument.
“the notion that the camera never lies is a fallacy”
synonyms: misconception, misbelief, delusion, mistaken impression, error, misapprehension, misinterpretation, misconstruction, mistake; untruth,
a failure in reasoning that renders an argument invalid.
faulty reasoning; misleading or unsound argument.
“the potential for fallacy which lies behind the notion of self-esteem”