oscine
adjective
os·cine ˈä-ˌsīn 
: of or relating to a large suborder (Oscines) of passerine birds (such as larks, shrikes, finches, orioles, and crows) characterized by a vocal apparatus highly specialized for singing
oscine noun
Word History
Etymology
New Latin Oscines, suborder name, from Latin, plural of oscin-, oscen songbird, bird giving omens by its cry, from obs-, ob- in front of, in the way + canere to sing — more at ob-, chant
First Known Use
1872, in the meaning defined above