Otosclerosis
oh-toh-skleh-ROH-sis
Word origin · Greek elements via New Latin
rootot/oearGreek oûs (combining form ōto-) ‘ear’rootscler/ohard; scleraGreek sklērós ‘hard’suffix-osisabnormal condition; process; increaseGreek -ōsis ‘state, abnormal condition, or action’
oto- (ear) + sclerosis (abnormal hardening): abnormal bone hardening in the ear.
History: Formed in New Latin. First recorded in English 1895–1900.
Definition
Abnormal bone growth in middle ear causing conductive hearing loss.
Related words
Specialty
🏥 ENT