• synonyms

undistributed middle

See more synonyms for undistributed middle on Thesaurus.com
  1. Logic. a middle term of a syllogism that does not refer to its entire class in the major premise or minor premise, with the result that the syllogism is not valid.
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Origin of undistributed middle

First recorded in 1820–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018