laminitis

n. inflammation of a horse's foot (Veterinary Medicine)

Laminitis is a disease of the sensitive laminae of the foot in a horse. The front hooves are most commonly affected, although the hind feet are sometimes affected. Its name means inflammation of the laminae, although inflammation is no longer considered as the key mechanism of the disease process.
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Lam·i·ni·tis n. Inflammation of a lamina. Also called founder. laminitis a disease of horses and housed dairy cattle, characterized by damage to the [more]Laminitis - Community and Resources

Noun
1. inflammation of the laminated tissue that attaches the hoof to the foot of a horse
(synonym) founder
(hypernym) inflammation, redness, rubor

(n.)
Inflammation of the laminae or fleshy plates along the coffin bone of a horse; founder.