Lewis Short
(adjective) : Palmȳra (Palmīra), ae, f., = Παλμύρα, Παλμιρα
* A city of Syria, whose ruins still remain, the seat of the empire of Odenathus and Zenobia, Plin. 5, 25, 21, § 86; 6, 28, 32, § 144.—Hence, Palmȳrēnus (Palmīr-), a, um, , of Palmyra: solitudines,Plin. 5, 24, 21, § 87.—Subst.: Palmȳ-rēna, ae, f., the country around Palmyra, Plin. 6, 28, 32, § 143; and Palmȳrēnus, i, m., an epithet of the emperor L. Domitius Aurelius, on account of his victory over Palmyra, Inscr. Grut. 276, 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary