Epiglottis

n.

1.

(Anat.) A cartilaginous lidlike appendage which closes the glottis while food or drink is passing while food or drink is passing through the pharynx.

Noun

1.

epiglottis - a flap of cartilage that covers the windpipe while swallowing

cartilaginous structure, gustatory organ, taste bud, tastebud, trachea, windpipe