| 单词 | sclerosis |
| 释义 | Word Frequency sclerosis(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 Compare arteriosclerosis, atherosclerosis, multiple sclerosis 2. the hardening of a plant cell wall or tissue by the deposition of lignin 3. a debilitating lack of progress or innovation within an institution or organization Derived forms sclerosal (scleˈrosal) adjective Word origin C14: via Medieval Latin from Greek sklērōsis a hardening |
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