suboscine

[suhb-os-in, -ahyn]Ornithology
adjective
  1. of or relating to birds of the suborder Suboscines, of the order Passeriformes, comprising the supposedly more primitive members of the order, with less well developed vocal organs than the oscine birds.
noun
  1. a suboscine bird.

Origin of suboscine

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018