Definition of external ear in US English:

external ear


  • The parts of the ear outside the eardrum, especially the pinna.

    • ‘The ear canal terminates at the eardrum (tympanic membrane), which forms the boundary between the external ear and the middle ear.’
    • ‘Excess cerumen in the external ear canal commonly causes hearing loss and vertigo, contributes to infection and obscures visualization of the tympanic membrane.’
    • ‘The mice were held in conical cages with their ears pulled back and secured with heavy duty tape so as to expose the pinna and external ear, under a stereo microscope.’
    • ‘Protuberances such as external ears or genitals would create turbulence and would be very inefficient for an animal in the water.’
    • ‘Conductive hearing loss occurs when sound conduction is impeded through the external ear, the middle ear, or both.’
    • ‘The probe is placed snugly in the external ear canal.’
    • ‘Common locations include the external ear, foot, hand, prepatellar bursa, and olecranon region.’
    • ‘Seborrheic dermatitis of the external ear can be treated with medicated shampoo used for the scalp.’
    • ‘We present the case of a 38-year-old man with an adenoid cystic carcinoma originating from the ceruminous glands of the external ear canal.’
    • ‘It's an infection that starts off as normal ear infection from quite young, and ends up perforating the tympanic membrane, the eardrum, and pus is visible in the external ear.’
    • ‘Any foreign body left in the external ear canal is the ideal breeding ground for all sorts of strange bacteria and fungus that can present as the condition we call Otitis Externa.’
    • ‘The sound is normally conducted through the air through the external ear into the middle ear.’
    • ‘Under direct vision the excessive hair follicles of the external ear canal and pinna were targeted by the laser beam.’
    • ‘A channel of fat and bone in the lower jaw replaces the external ears and auditory meatus of land dwellers.’
    • ‘The external ear is the most commonly involved portion of the body.’
    • ‘Otitis externa, the clinical term for swimmer's ear, is an inflammation of the canal joining the eardrum to the external ear.’
    • ‘The most common initial symptom is acute pain, erythema, and swelling of the external ear, followed by joint pain.’
    • ‘Sixty-four operations to remove symptomatic exostoses of the external ear canal in 49 patients were reviewed from 1991 to 2000.’


external ear