Noun. 1. drainage basin-the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; flood control in the Missouri basin. catchment area, catchment basin, drainage area, river basin, watershed, basin.
Milkman syndrome. a generalized bone disease marked by multiple transparent stripes of absorption in the long and flat bones. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition.
SjÃ¶gren's syndrome is an autoimmune disease characterized by dryness of the mouth and eyes. Autoimmune diseases feature the abnormal production of extra antibodies in the blood that are directed against various tissues of the body. The misdirected immune system in autoimmunity tends to lead to inflammation of tissues.