syrinx

syrinx is defined in Webster's Unabridged Dictionary (1913) with 1 sense. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.(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.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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