Lewis Short
(adjective) : austrīnus, a, um, 1. auster, II.
* Southern (poet.; also freq. in post-Aug. prose; esp. in Pliny; syn.: australis, meridianus): calores,Verg. G. 2, 271: dies,on which the south wind blows,Col. 11, 2. 37; Plin. 17, 2, 2, § 12: piscis (a constellation),Col. 11, 2, 63: caelum,Plin. 16, 26, 46, § 109: flatus,id. 17, 2, 2, § 11: tempus,id. 2, 47, 47, § 123: vertex,the south pole,id. 2, 68, 68, § 172 al.—Also subst.: austrīna, ōrum, n. (sc. loca), the southern regions of a country: Austrina Cypri,Plin. 6, 34, 39, § 213: Sardiniae,id. 6, 34, 39, § 214: Cappadociae,id. 6, 34, 39, § 215.
Charlton T. Lewis, Charles Short, A Latin Dictionary