Epiglottis

имя существительное [анатомия] надгортанник

Большой англо-русский словарь

Epiglottis

noun Etymology: New Latin, from Greek epiglōttis, from epi- + glōttis glottis a thin plate of flexible cartilage in front of the glottis that folds back over and protects the glottis during swallowing

Merriam-Webster's Collegiate Dictionary