γλωττ-ίς · glōtt-is — LSJ
glottis, mouth of the windpipe, Gal. UP 7.13, al.
mouthpiece of a pipe, in which the reed was inserted, Luc. Harm. 1, Theo Sm. p.61 H.; of a trumpet, Hero Spir. 1.16.
shoe-string, Phryn. 208; latchet, Lyd. Mag. 2.13.
a bird, perh. landrail, Arist. HA 597b16.