Lewis & Short

1. dissensus, a, um, Part., from dissentio.

2. dissensus, ūs, m. [dissentio], dissension, disagreement, discord (poet. and in post-Aug. prose), Verg. A. 11, 455; Stat. Th. 10, 558; Dig. 17, 2, 65, § 3; 46, 3, 80.