fallacy; mistaken opinion
Formal, somewhat literary term for a logically flawed or erroneous argument or view. Used in academic or critical contexts.
彼の主張は明らかな謬論だ。
His argument is an obvious fallacy.
その論文にはいくつか
That paper contains several mistaken opinions.
Compound of 謬 (mistake, error) and 論 (argument, theory). The exact historical derivation is uncertain, but the word is used in modern formal writing.