# non distributio medii

> English word · Noun

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

## Etymology
From Latin, literally "undistributed middle".

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/non-distributio-medii