nōnāgēnārĭus, a, um, adj. [nonageni], that contains or consists of ninety.
I In gen.: nonagenarius motus stellae Martis, ninety degrees distant from the sun , Plin. 2, 15, 12, § 60: fistula, made of a sheet of lead ninety inches wide , Front. Aquaed. 60.—
II In partic., as subst.: nōnā-gēnārĭus , i, m., a commander of ninety men , Inscr. Orell. 3628; cf. Veg. Mil. 2, 8.—
III Ninety years old , Vulg. Gen. 17, 17.