disjunctive syllogism

noun

A logical argument of the form that if there are only two possibilities, and one of them is ruled out, then the other must take place. In symbols: P∨Q,¬P⊢Q

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Meanings

noundisjunctive syllogism (plural disjunctive syllogisms)

plural disjunctive syllogisms

  1. human sciencesA logical argument of the form that if there are only two possibilities, and one of them is ruled out, then the other must take place. In symbols: P∨Q,¬P⊢Q

Synonyms & antonyms

Also see
modus tollendo ponens

Translations

Catalan sil·logisme disjuntiu
  • sil·logisme disjuntiua form of logical argument
Chinese Mandarin 选言三段论
  • 选言三段论 (xuǎnyán sānduànlùn)a form of logical argument
French syllogisme disjonctif
  • syllogisme disjonctifa form of logical argument
German disjunktiver Syllogismus
  • disjunktiver Syllogismusa form of logical argument
Italian sillogismo disgiuntivo
  • sillogismo disgiuntivoa form of logical argument
Japanese 選言三段論法
  • 選言三段論法 (sengen sandan ronpō)a form of logical argument
Korean 선언적 삼단 논법
  • 선언적 삼단 논법 (seoneonjeok samdan nonbeop)a form of logical argument
Spanish silogismo disyuntivo
  • silogismo disyuntivoa form of logical argument
Cite this entry
APA

disjunctive syllogism. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/disjunctive%20syllogism

MLA

“disjunctive syllogism.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/disjunctive%20syllogism. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “disjunctive syllogism,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/disjunctive%20syllogism.

Source: disjunctive syllogism on Wiktionary, CC BY-SA 4.0.