Dictionary

otoscope An instrument for looking in the ear.

otosclerosis The abnormal formation of new bone in the middle ear that gradually immobilizes the stapes (stirrup bone) and prevents it from vibrating in response to sound, causing progressive loss of hearing. Otosclerosis usually affects both ears.

otoplasty Plastic surgery to reshape the outer ear.

otopharyngeal tube See Eustachian tube.

otology The study and medical care of the ear.

otolaryngologist See ENT.

oto- Prefix meaning ear, as in otology (the study and medical care of the ear) and otoplasty (plastic surgery to reshape the outer ear).

otitis externa See ear infection, external.

otitis Inflammation of the ear. See also ear infection.

OTC Over-the-counter.

otalgia Ear pain; earache. Otalgia can originate within the ear, the ear canal, or the external ear.

OT 1 Occupational therapist. 2 Occupational therapy.