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.
Milk Intolerance (Definition). Milk intolerance (lactose intolerance), is a condition where a person's body does not produce enough of the enzyme lactase, which works to digest the milk sugars. Without this enzyme, the milk sugar goes undigested, which can cause bloating, gas, and diarrhea....Read more.ilk Intolerance (Definition). Milk intolerance (lactose intolerance), is a condition where a person's body does not produce enough of the enzyme lactase, which works to digest the milk sugars. Without this enzyme, the milk sugar goes undigested, which can cause bloating, gas, and diarrhea.