(Mus.) A wind instrument made of reeds tied together; called also pandean pipes.
2.
(Anat.) The lower larynx in birds. Note: In birds there are two laringes, an upper or true, but voiceless, larynx in the usual position behind the tongue, and a lower one, at or near the junction of the trachea and bronchi, which is the true organ of the voice.
... is the Queen of shepherds all; her great father is Pan, the shepherds' god, and Anne Boleyn is Syrinx. It is not unnatural that when the clergy are spoken of, as they are in three of the poems, the figure should be kept up. But it is curious to find that the shepherd's god, the great Pan, who stands in one connexion for Henry VIII., should in another represent in sober earnest the ... — Spenser - (English Men of Letters Series) • R. W. Church