Sclerosis is a medical condition in which a part inside your body becomes hard.
[medicine]
2. See also multiple sclerosis
sclerosis in British English
(sklɪəˈrəʊsɪs)
nounWord forms: plural-ses (-siːz)
1. pathology
a hardening or thickening of organs, tissues, or vessels from chronic inflammation, abnormal growth of fibrous tissue, or degeneration of the myelin sheath of nerve fibres, or (esp on the inner walls of arteries) deposition of fatty plaques