internal ear
noun
1.
the inner portion of the ear, involved in hearing and balance, consisting of a bony labyrinth that is composed of a vestibule, semicircular canals, and a cochlea and that encloses a membranous labyrinth.
Compare
ear
1
(def 1).
Examples from the web for
internal ear
These vibrations move three small bones in the middle ear which set in motion the fluid in the
internal ear
.
Their
internal ear
can detect sound as well as vibrations in the water, such as the thrashings of sick fish.
British Dictionary definitions for
internal ear
internal ear
noun
1.
the part of the ear that consists of the cochlea, vestibule, and semicircular canals
Also called
inner ear,
labyrinth
internal ear
in Medicine
internal ear
n.
See
inner ear
.