Last Updated：2025/11/29

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(logic) 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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disjunctive syllogism

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Source Word

disjunctive syllogism

Noun

(logic) 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

Japanese Meaning

選言的三段論法：論理学における推論方法で、2つの可能性のうち一方が否定された場合、もう一方が成立するという形式の論証。

What is this buttons?

In the debate, she relied on a disjunctive syllogism to show that if either policy A or policy B had to be chosen, ruling out A meant B must be adopted.

Google Translation / DeepL Translation

討論で彼女は、AかBのどちらかしかない場合にAが否定されればBが導かれるという形式の論証（選言三段論法）を用いて、Aを排除すればBを採用せざるを得ないことを示した。

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Sense（1）

(logic) 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

disjunctive syllogisms

（ plural ）

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disjunctive syllogism

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disjunctive syllogism

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