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noun, plural scleroses
[skli-roh-seez] /sklɪˈroʊ siz/ (Show IPA)
Pathology. a hardening or induration of a tissue or part, or an increase of connective tissue or the like at the expense of more active tissue.
Botany. a hardening of a tissue or cell wall by thickening or lignification.
noun (pl) -ses (-siːz)
(pathol) 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
the hardening of a plant cell wall or tissue by the deposition of lignin
a debilitating lack of progress or innovation within an institution or organization

sclerosis scle·ro·sis (sklə-rō’sĭs)
n. pl. scle·ro·ses (-sēz)

The hardening of a tissue or part due to chronic inflammation.

A thickening or hardening of a body part or system especially from excessive formation of fibrous interstitial or glial tissue.

Any of various diseases characterized by thickening or hardening, such as arteriosclerosis.


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  • Sclerostomy

    sclerostomy scle·ros·to·my (sklə-rŏs’tə-mē) n. Surgical perforation of the sclera, as in the treatment of glaucoma.

  • Sclerotherapy

    [skleer-uh-ther-uh-pee, skler-] /ˌsklɪər əˈθɛr ə pi, ˌsklɛr-/ noun 1. Medicine/Medical. a treatment for varicose veins in which blood flow is diverted and the veins collapsed by injection of a hardening solution, also used cosmetically in spider veins to eliminate discoloration. sclerotherapy scle·ro·ther·a·py (sklēr’ō-thěr’ə-pē) n. Treatment, as for varicose veins, involving the injection of a sclerosing […]

  • Sclerotial

    noun, plural sclerotia [skli-roh-shee-uh] /sklɪˈroʊ ʃi ə/ (Show IPA). Mycology. 1. a vegetative, resting food-storage body in certain higher fungi, composed of a compact mass of hardened mycelia. noun (pl) -tia (-ʃɪə) 1. a compact mass of hyphae, that is formed by certain fungi and gives rise to new fungal growth or spore-producing structures

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