Infirmative Fact
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
In the law of evidenca A fact set up, proved, or even supposed, in opposition to the criminative facts of a case, tiie tendency of which is to weaken the force of the inference of guilt deducible from them.
3 Benth. Jud. Ev. 14; Best, Pres. § 217 et seq,; Burrill, Circ. Ev. 154.
Otherwise called an "exculpatory fact."