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 Fever (Hypocalcaemia). Milk fever is a misnomer. It is not a fever, and doesn't always have to do with milk production. It is actually low blood calcium, which is known as hypocalcaemia.