Fallacy
/ˈfaləsē/
ʟᴏɢɪᴄᴀʟ
: an error in reasoning or a mistaken belief based on invalid arguments or misleading evidence.
// formal fallacies, informal fallacies
Fallacies are either mistakes in reasoning (formal) or mistakes in understanding (material). The most common errors are in this second category.
On mistakes in reasoning (formal)
On mistakes in understanding (material)
On the stubborn use of fallacy
On cognitive biases and the conundrums of the universe
Strawmen
False Dilemma
Ad Hominem
Slippery Slope
Bulverism
Appeal to Authority
Stubborn use of fallacy is typically evidence of ideological loyalties or hidden assumptions.
For material fallacies, see: