octōnārĭus, a, um, adj. [octoni],
consisting of eight : numerus, Varr. L. L. 9, § 86 Müll.: versus, an Iambic verse of eight feet , Quint. 9, 4, 72; Diom. p. 514 P.: fistula, the plate for which was eight inches broad , Front. Aquaed. 28; 42; Plin. 31, 6, 31, § 58.