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invalid reasoning

[ɪnˈvælɪd ˈriːzənɪŋ]
noun phrasepl: invalid reasonings
raciocínio inválido
1. a logical argument or chain of thought that does not follow proper logical rules or reaches an unjustified conclusion
The prosecutor's case relied on invalid reasoning, so the judge dismissed it.
O caso do promotor baseava-se em raciocínio inválido, então o juiz o rejeitou.
2. faulty logic or flawed argumentation that violates the rules of deductive or inductive reasoning
His argument contained invalid reasoning because he assumed the conclusion without evidence.
Seu argumento continha raciocínio inválido porque assumiu a conclusão sem evidência.
Synonyms
faulty logicflawed reasoninglogical fallacyunsound argumentdefective logic
Antonyms
valid reasoningsound logiccorrect reasoninglogical argumentvalid argument

Regional Variations

General Brazilian
raciocínio inválido
standard term used in academic and legal contexts
São Paulo
raciocínio inválido
common in formal academic discourse
Portugal
raciocínio inválido
standard in Portuguese universities and legal systems

Related Idioms & Phrases

full of holes
doesn't hold water
circular reasoning
begging the question
non sequitur
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