Meanings
- human sciencesA type of fallacious argument in which one attempts to prove something unknown by relying upon an assumption that is also unknown.
Synonyms: obscurum per obscurius
Synonyms & antonyms
phraseA type of fallacious argument in which one attempts to prove something unknown by relying upon an assumption that is also unknown.
Origin
- Latinignōtum per ignōtius
- Englishignotum per ignotius
From Latin ignōtum per ignōtius, “[to explain] the unknown by the more unknown”.
More words from Latin
Full word history & related roots →Cite this entry
ignotum per ignotius. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/ignotum%20per%20ignotius
“ignotum per ignotius.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ignotum%20per%20ignotius. Accessed November 5, 2026.
WatkinsX Dictionary, s.v. “ignotum per ignotius,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/ignotum%20per%20ignotius.
Source: ignotum per ignotius on Wiktionary, CC BY-SA 4.0.