Synonyms and Antonyms of fallacy

  1. 1 a false idea or belief <the once-common fallacy that girls just weren't any good at math> Synonyms delusion, error, falsehood, falsity, hallucination, illusion, misbelief, misconception, myth, old wives' tale, untruth Related Words factoid; superstition; fiction, pretense (or pretence); distortion, inaccuracy, misapprehension, miscomprehension, misinterpretation, misjudgment, misperception, misunderstanding; misinformation, misknowledge, misreport, misrepresentation, misstatement; sophism, sophistry; fib, half-truth, lie, story, tale Antonyms truth, verity

  2. 2 the quality or state of being false <the fallacy of the notion of spontaneous generation was demonstrated by the Dutch naturalist Leeuwenhoek> Synonyms erroneousness, fallaciousness, falsehood, falseness, falsity, untruth Related Words speciousness, spuriousness; deception, deceptiveness, delusion; inaccuracy, incorrectness; dishonesty, mendaciousness, mendacity, untruthfulness Near Antonyms accuracy, actuality, correctness, factuality, factualness, genuineness; credibility, honesty, trustworthiness, truthfulness, veracity Antonyms truth, verity

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