Lewis Short
(adjective) : Acīdălĭa, ae, f., = Ἀκιδαλία
* An epithet of Venus, perhaps from the Fountain Acidalius, in Boeotia, where the Graces, daughters of Venus, used to bathe, Verg. A. 1, 720 Serv.—Hence, Acīdălĭus, a, um, , pertaining to Venus: ludit Acidalio nodo,with the girdle of Venus,Mart. 6, 13: arundo,id. 9, 14: ales, i. e. a dove, Carm. ad Pis. 79.
Charlton T. Lewis, Charles Short, A Latin Dictionary