Lewis Short
(adjective) : altĭvŏlans, antis, alte-volans
* Flying high, soaring: genus antivolantum (i. e. aves), Enn. ap. Cic. Div. 1, 48, 107 (Ann. v. 84 Vahl.): altivolans solis rota, * Lucr. 5, 433.
Charlton T. Lewis, Charles Short, A Latin Dictionary