Definition of exostosis in English:

exostosis

noun

Medicine
  • A benign outgrowth of cartilaginous tissue on a bone.

    • ‘The symptoms produced by exostoses are a prolonged blocked feeling of the ears after water activities with deafness and recurrent otitis externa.’
    • ‘Trauma, chronic exposure to moisture, and exostoses make otitis externa a common ailment among surfers.’
    • ‘In the present study, all except one of the patients had a solitary exostosis.’
    • ‘Patients with exostoses often report a history of cold-water swimming.’
    • ‘Despite no difference noted in outcome, the authors concluded that the exostosis should be excised if prominent and easily accessible when associated with posterior shoulder pain and tenderness.’

Origin

Late 16th century: from Greek, from ex- ‘out’ + osteon ‘bone’.

Pronunciation

exostosis

/ˌɛksɒsˈtəʊsɪs/