Diversity
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
In criminal pleading. A plea by the prisoner in bar of execution, alleging that he is not the same who was attainted, upon which a jury is immediately impaneled to try the collateral issue thus raised, viz., the identity of the person, and not whether he is guilty or innocent, for that has bcen already decided.
4 Bl. Comm. 396.