A clear, eosinophilic, homogeneous substance occurring in cellular degeneration; e.g., in arteriolar walls in arteriolar sclerosis and in glomerular tufts in diabetic glomerulosclerosis. [G. hyalos, glass]
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n.
a clear glassy material produced as the result of degeneration in certain tissues, particularly connective tissue and epithelial cells.
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hy·a·lin (hiґə-lin) [Gr. hyalos glass] 1. a translucent albuminoid substance, one of the products of amyloid degeneration. 2. a substance composing the walls of hydatid cysts.Medical dictionary. 2011.