Lewis Short
ēmissārĭus (noun M) : id.; sent out, put forth; hence
* An emissary, scout, spy, Cic. Verr. 2, 2, 8 Ascon.; 2, 3, 40; id. Fam. 7, 2, 3; Vell. 2, 18 fin.; Suet. Galb. 15; id. Dom. 11.
* Transf., in eccl. Lat.
* In botany, a young branch, a shoot, Plin. 17, 23, 35, § 208.
* Caper emissarius, the scapegoat, sent to bear the sins of the people to the wilderness, Vulg. Levit. 16, 8 al.
Charlton T. Lewis, Charles Short, A Latin Dictionary