D / dissaeptĭo
noun

dissaeptĭo

gen. dissaeptōnis · gender feminine · decl. 3rd
a partition
a partition, Vitr. 2, 8, 20.—
by extension
Transf.: velut dissaeptio juris humani, Liv. 41, 24, 10 Hertz (dub. Madv. discerptio; Weissenb. dissertio).