Medical Dictionary
Main Entry:
sway·back Pronunciation:
'swA-"bak, -'bak Function:
noun 1 : an abnormally hollow condition or sagging of the back foundespecially in horses;
also : a back so shaped
2 : LORDOSIS 3 : acopper-deficiency disease of young or newborn lambs that is marked by demyelination of the brain resulting in weakness, staggering gait, and collapse and is almost universally fatal but is readilypreventable by copper supplementation of the diet of the pregnant ewe —
sway·backed /-"bakt/ adjective
[swey-bak] 
Veterinary Pathology
