more from this thinker     |     more from this text


Single Idea 12223

[filed under theme 2. Reason / F. Fallacies / 1. Fallacy ]

Full Idea

The fallacy of 'ad obscurum per obscurius' is to explain the obscure by appeal to what is more obscure.

Gist of Idea

It is a fallacy to explain the obscure with the even more obscure

Source

B Hale / C Wright (The Metaontology of Abstraction [2009], §3)

Book Ref

'Metametaphysics', ed/tr. Chalmers/Manley/Wasserman [OUP 2009], p.182


A Reaction

Not strictly a fallacy, so much as an example of inadequate explanation, along with circularity and infinite regresses.


The 8 ideas with the same theme [distinctive types of recurrent error in human reasoning]:

Induction assumes some uniformity in nature, or that in some respects the future is like the past [Ayer]
The Struthionic Fallacy is that of burying one's head in the sand [Quine]
It is a fallacy to explain the obscure with the even more obscure [Hale/Wright]
'Reification' occurs if we mistake a concept for a thing [Schaffer,J]
'Denying the antecedent' fallacy: φ→ψ, ¬φ, so ¬ψ [Hanna]
'Affirming the consequent' fallacy: φ→ψ, ψ, so φ [Hanna]
We can list at least fourteen informal fallacies [Hanna]
Fallacies are errors in reasoning, 'formal' if a clear rule is breached, and 'informal' if more general [PG]