Lewis Short
(adj.adj.) : smăragdĭnus (zmăr-;
* Smar- with long a,Prud. Psych. 862), a, um, adj., = σμαράγδινος, of or belonging to the emerald, smaragdine: emplastrum (on account of its green color),Cels. 5, 19, 4; cf. prata, Prud. l. l.: lapis,Vulg. Esth. 1, 6.—Postclass. collat. form smăragdĭnĕus, a, um, adj.: viriditas,Mart. Cap. 1, § 66: postis, Ven. Carm. 8, 8, 18.
Charlton T. Lewis, Charles Short, A Latin Dictionary