syrinx

syr·inx

noun \ˈsir-iŋ(k)s\

plural sy·rin·ges \sə-ˈriŋ-ˌgēz, -ˈrin-ˌjēz\ or syr·inx·es

Definition of SYRINX

1

: the vocal organ of birds that is a special modification of the lower part of the trachea or of the bronchi or of both

2

: a pathological cavity in the brain or spinal cord especially in syringomyelia