O / octāvārĭus
adjective

octāvārĭus

fem. octāvāria · neut. octāvārium
belonging to the eighth part
of or belonging to the eighth part (post-class.): vectigal, a tax of the eighth part, Cod. Just. 7, 4, 65.—
a receiver of this tax
Subst.: octāvārĭus, ĭi, m., a receiver of this tax: octavarii vectigal accipiant, Cod. Th. 4, 12, 8; cf. octavus, II. B.