Lewis Short
(adjective) = συμποσιακός,: sympŏsĭăcus, a, um
* Of or belonging to a banquet, convivial, symposiac: quaestiunculae,Gell. 6, 13 tit. (al. sympoticae).—Subst.: Sympŏ-sĭăca, ōrum, n., the writings of Plutarch entitled Symposium, Gell. 4, 11, 13; 17, 11, 6.
Charlton T. Lewis, Charles Short, A Latin Dictionary