O / oppŏsĭtus
noun

oppŏsĭtus

gen. oppŏsĭtūs · gender masculine · decl. 4th
(in sing. used only in abl.) [oppono].
A placing; setting against; an opposing;
A placing or setting against, an opposing; with obj.-gen.: laterum nostrorum oppositus et corporum pollicemur, Cic. Marc. 10, 32; Sil. 10, 212. —With subj.-gen.: lunae, Cic. Rep. 1, 16, 25. —
A placing; laying before; an interposition
A placing or laying before, an interposition, intervention: oppositu globi noctem afferente, Plin. 2, 71, 73, § 181: aedium, Gell. 4, 5, 3.—
A citing; bringing forward against
A citing or bringing forward against one: oppositu horum vocabulorum commotus, Gell. 14, 5, 4.