Epiglottis
Pronunciation : Ep`i*glot"tis
Part of Speech : n.
Etymology : [NL., fr. Gr. Glottis.] (Anat.)
Definition : Defn: A cartilaginous lidlike appendage which closes the glottis while food or drink is passing while food or drink is passing through the pharynx.
Source : Webster's Unabridged Dictionary, 1913