external ear

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Related to external ears: outer ear

external ear

n.
The outer portion of the ear including the auricle and the passage leading to the eardrum.

external ear

n.
The outer portion of the ear including the auricle and the passage leading to the eardrum. Also called outer ear.

au·ri·cle

(awr'i-kĕl) [TA]
1. The projecting shell-like structure on the side of the head, constituting, with the external acoustic meatus, the external ear.
Synonym(s): auricula (1) , pinna (1) .
2. Synonym(s): auricle of atrium.

pin·na

, pl. pinnae (pin'ă, -ē)
1. Synonym(s): auricle (1) .
2. A feather, wing, or fin.
[L. pinna or penna, a feather, in pl. a wing]

EAR

Abbreviation for estimated average requirement.

ear

(ēr) [TA]
The organ of hearing: composed of the external ear, which includes the auricle and the external acoustic, or auditory, meatus; the middle ear, or the tympanic cavity with its ossicles; and the internal ear or inner ear, or labyrinth, which includes the semicircular canals, vestibule, and cochlea.
See also: auricle
Synonym(s): auris [TA] .

EAR

Abbreviation for estimated average requirement.

ear

(ēr) [TA]
Organ of hearing and equilibrium, composed of external ear,, consisting of auricle, external acoustic meatus, and tympanic membrane; middle ear,, or tympanic cavity, with its auditory ossicles and associated muscles; and internal ear,, the vestibulocochlear organ, which includes the bony labyrinth (of semicircular canals, vestibule, and cochlea), and vestibular and cochlear labyrinths.
Synonym(s): auris.
References in periodicals archive ?
Caption: FIGURE 2: Redness and swelling of cartilaginous upper two-thirds of the external ear.
The body of tongue, part of external ear and middle ear equally derive from the same arch explaining the association of otocephaly with microglossia and ear abnormalities.
The tympanogram is analyzed in terms of its shape, acoustic admittance (mm [H.sub.2]O/ml), peak pressure (daPa), width (daPa gradient), and external ear canal/middle ear volume (ml).
Snakes lack external ears, but sound waves travel through a snake's jaw and vibrate bones in its inner ear.
Snakes lack external ears and can't hear airborne sounds.
Their external ears were low-set and marked by posterior rotation.