non distributio medii

不可算名詞

A logical fallacy that is committed when the middle term in a categorical syllogism isn't distributed.

日本語の意味

中項（論理学における三段論法の一部）が、全体を代表するように十分に分配されていないことにより生じる論理的誤謬

During the seminar, she criticized the proof for committing a non distributio medii, which undermined its conclusion.

セミナーで彼女は、その証明が中項の未配分という誤謬を犯しており、結論を弱めていると批判した。

意味（1）

A logical fallacy that is committed when the middle term in a categorical syllogism isn't distributed.

An educated man must be in some sort instructed; but it is a mere non distributio medii to say that an instructed person must be an educated person.