Eustachian tube

Eustachian tube [yoo-stey-shuh n, -stey-kee-uh n] Word Origin noun Anatomy.

1. a canal extending from the middle ear to the pharynx; auditory canal.

Origin of Eustachian tube 1735–45; named after Eustachio; see -an British Dictionary definitions for eustachian tube Eustachian tube noun

1. a tube that connects the middle ear with the nasopharynx and equalizes the pressure between the two sides of the eardrum

Word Origin for Eustachian tube C18: named after Bartolomeo Eustachio, 16th-century Italian anatomist Word Origin and History for eustachian tube Eustachian tube n.

so called for Italian physician Bartolomeo Eustachio (d.1574), who discovered the passages from the ears to the throat. His name is from Latin Eustachius (see Eustace).

eustachian tube in Medicine eustachian tube n.

1. A slender tube that connects the tympanic cavity with the nasal part of the pharynx and serves to equalize air pressure on either side of the eardrum.auditory tube salpinx

eustachian tube in Science eustachian tube [yōō-stā′shən]

1. A slender tube that connects the middle ear with the upper part of the pharynx, serving to equalize air pressure on either side of the eardrum.

eustachian tube in Culture Eustachian tube [(yooh-stay-shuhn, yooh-stay-kee-uhn)]

A tube made up of bone and cartilage that connects the middle ear to the back of the mouth.

Note Swallowing during airplane takeoffs and landings allows air to move through the Eustachian tube to equalize pressure across the eardrum, causing the ears to “pop.”