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
sclerosal scle·ro·sal (sklə-rō’səl, -zəl)
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.
sclerosant scle·ro·sant (sklə-rō’sənt, -zənt) n. An injectable irritant that is used in the treatment of varicose veins and that causes inflammation and subsequent fibrosis, thus obliterating the lumen of the vein.
[sin-tl-ey-ter] /ˈsɪn tlˌeɪ tər/ noun, Physics. 1. a phosphor capable of producing scintillations. scintillator /ˈsɪntɪˌleɪtə/ noun 1. (physics) a phosphor that produces scintillations scintillator scin·til·la·tor (sĭn’tl-ā’tər) n. A substance that glows when hit by high-energy particles or photons.
noun 1. a scintillation counter adapted for measuring the energy distribution of particles emitted in radioactive processes.
noun 1. a device for detecting and measuring radioactivity, having a crystal scintillator, a photoelectric cell sensitive to the light from scintillations, and an amplifier. scintillation counter noun 1. an instrument for detecting and measuring the intensity of high-energy radiation. It consists of a phosphor with which particles collide producing flashes of light that are […]