Sextarius, in weight is of oyle. xbi. ounces, v. drammes, & one scruple. Of wine, xbiii. ounces & an half, ii. siliquæ. ii. grains and ii. third parts of a grain. Georg. Agric. Ad sextarios decoquere. Plin. Sextarius aquæ. Ci. A pint and an halfe of water: or a pinte and foure ounces.Sextarius olearius, Cato. Sextarius vini. Liu.Ducere sexrarium.Iuuen.To drinke a pinte and a halfe at one draught.Sextlis, huius sextîlis, pen. prod. Dicebatur qui ne Augustus mensis. Horat. The month of August.
Lewis and Short: Latin dictionary
sextārĭus, ii, m. [sextus]. I. In gen., the sixth part of a measure, weight, etc., Rhemn. Fann. Pond. 71; Fest. s. v. publica pondera, p. 246 Müll.—II. In partic. A. As a liquid measure, the sixth part of a congius, = a pint, Cato, R. R. 13, 3; Varr. ap. Gell. 3, 14, 2; Cic. Off. 2, 16, 56; Hor. S. 1, 1, 74; Plin. 28, 6, 17, 64 al.—B. As a dry measure, the sixteenth part of a modius, Col. 2, 9 fin.; 2, 10, 24; 12, 5, 1; Plin. 18, 13, 35, 131; 24, 14, 79, 129; Dig. 47, 2, 21, 5.