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Definition of Linin
1. Noun. An obsolete term for the network of viscous material in the cell nucleus on which the chromatin granules were thought to be suspended.
Definition of Linin
1. a substance in the nucleus of a cell [n -S]
Medical Definition of Linin
1. 1. A bitter glycoside obtained from Linum catharticum (family Linaceae). 2. A protein in linseed. 3. Obsolete term for the threadlike, nonstaining (achromatic) substance of the cell nucleus, on which chromatin granules were thought to be suspended. Origin: L. Linum, fr. G. Linon, flax (05 Mar 2000)