Wiktionary
disproven
vb. 1 Alternative irregular form of the (past participle of disprove English) 2 Archaic, Scottish law: Not proven, in a legal case where the jury verdict has inconclusive evidence for conviction, but sufficient to suspect guilt
Usage examples of "disproven".
The little matter of myelin sheathing,6 since it had already been disproven by laboratory research which included the reaching of birth, was discarded.
However, the planets claimed by Van de Kamp fall within Gatewood’s limits, and thus were not disproven per se.